Add latest changes from gitlab-org/security/gitlab@12-10-stable-ee

40 files changed, 293 insertions, 75 deletions

diff --git a/app/assets/javascripts/error_tracking/components/stacktrace_entry.vue b/app/assets/javascripts/error_tracking/components/stacktrace_entry.vue
index 8db0b1c5da0..d806c6934a3 100644
--- a/app/assets/javascripts/error_tracking/components/stacktrace_entry.vue
+++ b/app/assets/javascripts/error_tracking/components/stacktrace_entry.vue
@@ -1,7 +1,5 @@
 <script>
-import { escape as esc } from 'lodash';
-import { GlTooltip } from '@gitlab/ui';
-import { __, sprintf } from '~/locale';
+import { GlTooltip, GlSprintf } from '@gitlab/ui';
 import ClipboardButton from '~/vue_shared/components/clipboard_button.vue';
 import FileIcon from '~/vue_shared/components/file_icon.vue';
 import Icon from '~/vue_shared/components/icon.vue';
@@ -11,6 +9,7 @@ export default {
     ClipboardButton,
     FileIcon,
     Icon,
+    GlSprintf,
   },
   directives: {
     GlTooltip,
@@ -57,36 +56,6 @@ export default {
     collapseIcon() {
       return this.isExpanded ? 'chevron-down' : 'chevron-right';
     },
-    errorFnText() {
-      return this.errorFn
-        ? sprintf(
-            __(`%{spanStart}in%{spanEnd} %{errorFn}`),
-            {
-              errorFn: `<strong>${esc(this.errorFn)}</strong>`,
-              spanStart: `<span class="text-tertiary">`,
-              spanEnd: `</span>`,
-            },
-            false,
-          )
-        : '';
-    },
-    errorPositionText() {
-      return this.errorLine
-        ? sprintf(
-            __(`%{spanStart}at line%{spanEnd} %{errorLine}%{errorColumn}`),
-            {
-              errorLine: `<strong>${this.errorLine}</strong>`,
-              errorColumn: this.errorColumn ? `:<strong>${this.errorColumn}</strong>` : ``,
-              spanStart: `<span class="text-tertiary">`,
-              spanEnd: `</span>`,
-            },
-            false,
-          )
-        : '';
-    },
-    errorInfo() {
-      return `${this.errorFnText} ${this.errorPositionText}`;
-    },
   },
   methods: {
     isHighlighted(lineNum) {
@@ -132,7 +101,27 @@ export default {
           :text="filePath"
           css-class="btn-default btn-transparent btn-clipboard position-static"
         />
-        <span v-html="errorInfo"></span>
+
+        <gl-sprintf v-if="errorFn" :message="__('%{spanStart}in%{spanEnd} %{errorFn}')">
+          <template #span="{content}">
+            <span class="gl-text-gray-400">{{ content }}&nbsp;</span>
+          </template>
+          <template #errorFn>
+            <strong>{{ errorFn }}&nbsp;</strong>
+          </template>
+        </gl-sprintf>
+
+        <gl-sprintf :message="__('%{spanStart}at line%{spanEnd} %{errorLine}%{errorColumn}')">
+          <template #span="{content}">
+            <span class="gl-text-gray-400">{{ content }}&nbsp;</span>
+          </template>
+          <template #errorLine>
+            <strong>{{ errorLine }}</strong>
+          </template>
+          <template #errorColumn>
+            <strong v-if="errorColumn">:{{ errorColumn }}</strong>
+          </template>
+        </gl-sprintf>
       </div>
     </div>
 
diff --git a/app/controllers/groups/application_controller.rb b/app/controllers/groups/application_controller.rb
index 0760bdf1e01..84c8d7ada43 100644
--- a/app/controllers/groups/application_controller.rb
+++ b/app/controllers/groups/application_controller.rb
@@ -34,6 +34,18 @@ class Groups::ApplicationController < ApplicationController
     end
   end
 
+  def authorize_create_deploy_token!
+    unless can?(current_user, :create_deploy_token, group)
+      return render_404
+    end
+  end
+
+  def authorize_destroy_deploy_token!
+    unless can?(current_user, :destroy_deploy_token, group)
+      return render_404
+    end
+  end
+
   def authorize_admin_group_member!
     unless can?(current_user, :admin_group_member, group)
       return render_403
diff --git a/app/controllers/groups/deploy_tokens_controller.rb b/app/controllers/groups/deploy_tokens_controller.rb
index 6bb075fd115..de951f2cb9f 100644
--- a/app/controllers/groups/deploy_tokens_controller.rb
+++ b/app/controllers/groups/deploy_tokens_controller.rb
@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 class Groups::DeployTokensController < Groups::ApplicationController
-  before_action :authorize_admin_group!
+  before_action :authorize_destroy_deploy_token!
 
   def revoke
     @token = @group.deploy_tokens.find(params[:id])
diff --git a/app/controllers/groups/settings/repository_controller.rb b/app/controllers/groups/settings/repository_controller.rb
index 6e8c5628d24..dc825076c39 100644
--- a/app/controllers/groups/settings/repository_controller.rb
+++ b/app/controllers/groups/settings/repository_controller.rb
@@ -4,7 +4,7 @@ module Groups
   module Settings
     class RepositoryController < Groups::ApplicationController
       skip_cross_project_access_check :show
-      before_action :authorize_admin_group!
+      before_action :authorize_create_deploy_token!
       before_action :define_deploy_token_variables
       before_action do
         push_frontend_feature_flag(:ajax_new_deploy_token, @group)
diff --git a/app/models/group.rb b/app/models/group.rb
index 55a2c4ba9a9..704049698cc 100644
--- a/app/models/group.rb
+++ b/app/models/group.rb
@@ -70,9 +70,12 @@ class Group < Namespace
   validates :variables, variable_duplicates: true
 
   validates :two_factor_grace_period, presence: true, numericality: { greater_than_or_equal_to: 0 }
+
   validates :name,
-    format: { with: Gitlab::Regex.group_name_regex,
-              message: Gitlab::Regex.group_name_regex_message }, if: :name_changed?
+            html_safety: true,
+            format: { with: Gitlab::Regex.group_name_regex,
+                      message: Gitlab::Regex.group_name_regex_message },
+            if: :name_changed?
 
   add_authentication_token_field :runners_token, encrypted: -> { Feature.enabled?(:groups_tokens_optional_encryption, default_enabled: true) ? :optional : :required }
 
diff --git a/app/policies/group_policy.rb b/app/policies/group_policy.rb
index 728c4b76498..8949cb33c6e 100644
--- a/app/policies/group_policy.rb
+++ b/app/policies/group_policy.rb
@@ -109,9 +109,7 @@ class GroupPolicy < BasePolicy
     enable :create_cluster
     enable :update_cluster
     enable :admin_cluster
-    enable :destroy_deploy_token
     enable :read_deploy_token
-    enable :create_deploy_token
     enable :admin_wiki
   end
 
@@ -123,6 +121,8 @@ class GroupPolicy < BasePolicy
 
     enable :set_note_created_at
     enable :set_emails_disabled
+    enable :create_deploy_token
+    enable :destroy_deploy_token
   end
 
   rule { can?(:read_nested_project_resources) }.policy do
diff --git a/app/validators/html_safety_validator.rb b/app/validators/html_safety_validator.rb
new file mode 100644
index 00000000000..29e7d445697
--- /dev/null
+++ b/app/validators/html_safety_validator.rb
@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+# HtmlSafetyValidator
+#
+# Validates that a value does not contain HTML
+# or other unsafe content that could lead to XSS.
+# Relies on Rails HTML Sanitizer:
+# https://github.com/rails/rails-html-sanitizer
+#
+# Example:
+#
+#   class Group < ActiveRecord::Base
+#     validates :name, presence: true, html_safety: true
+#   end
+#
+class HtmlSafetyValidator < ActiveModel::EachValidator
+  def validate_each(record, attribute, value)
+    return if value.blank? || safe_value?(value)
+
+    record.errors.add(attribute, self.class.error_message)
+  end
+
+  def self.error_message
+    _("cannot contain HTML/XML tags, including any word between angle brackets (<,>).")
+  end
+
+  private
+
+  # The `FullSanitizer` encodes ampersands as the HTML entity name.
+  # This isn't particularly necessary for preventing XSS so the ampersand
+  # is pre-encoded to avoid it being flagged in the comparison.
+  def safe_value?(text)
+    pre_encoded_text = text.gsub('&', '&amp;')
+    Rails::Html::FullSanitizer.new.sanitize(pre_encoded_text) == pre_encoded_text
+  end
+end
diff --git a/app/views/import/bitbucket_server/status.html.haml b/app/views/import/bitbucket_server/status.html.haml
index 1aaf5883bf4..b4eda80201c 100644
--- a/app/views/import/bitbucket_server/status.html.haml
+++ b/app/views/import/bitbucket_server/status.html.haml
@@ -54,7 +54,7 @@
       - @repos.each do |repo|
         %tr{ id: "repo_#{repo.project_key}___#{repo.slug}", data: { project: repo.project_key, repository: repo.slug } }
           %td
-            = link_to repo.browse_url, repo.browse_url, target: '_blank', rel: 'noopener noreferrer'
+            = sanitize(link_to(repo.browse_url, repo.browse_url, target: '_blank', rel: 'noopener noreferrer'), attributes: %w(href target rel))
           %td.import-target
             %fieldset.row
             .input-group
@@ -75,7 +75,7 @@
       - @incompatible_repos.each do |repo|
         %tr{ id: "repo_#{repo.project_key}___#{repo.slug}" }
           %td
-            = link_to repo.browse_url, repo.browse_url, target: '_blank', rel: 'noopener noreferrer'
+            = sanitize(link_to(repo.browse_url, repo.browse_url, target: '_blank', rel: 'noopener noreferrer'), attributes: %w(href target rel))
           %td.import-target
           %td.import-actions-job-status
             = label_tag 'Incompatible Project', nil, class: 'label badge-danger'
diff --git a/app/views/shared/notes/_note.html.haml b/app/views/shared/notes/_note.html.haml
index 50bc4fb35df..d24b9fd1b95 100644
--- a/app/views/shared/notes/_note.html.haml
+++ b/app/views/shared/notes/_note.html.haml
@@ -32,7 +32,7 @@
         .note-header-info
           %a{ href: user_path(note.author) }
             %span.note-header-author-name.bold
-              = sanitize(note.author.name)
+              = note.author.name
             = user_status(note.author)
             %span.note-headline-light
               = note.author.to_reference
diff --git a/changelogs/unreleased/security-150-xss-reference-redactor.yml b/changelogs/unreleased/security-150-xss-reference-redactor.yml
new file mode 100644
index 00000000000..621acfebd78
--- /dev/null
+++ b/changelogs/unreleased/security-150-xss-reference-redactor.yml
@@ -0,0 +1,5 @@
+---
+title: Fix stored XSS in markdown renderer
+merge_request:
+author:
+type: security
diff --git a/changelogs/unreleased/security-208685-fix-swagger-ui-xss.yml b/changelogs/unreleased/security-208685-fix-swagger-ui-xss.yml
new file mode 100644
index 00000000000..7dffb185d42
--- /dev/null
+++ b/changelogs/unreleased/security-208685-fix-swagger-ui-xss.yml
@@ -0,0 +1,5 @@
+---
+title: Upgrade swagger-ui to solve XSS issues
+merge_request:
+author:
+type: security
diff --git a/changelogs/unreleased/security-212469-fix-deploy-token-api.yml b/changelogs/unreleased/security-212469-fix-deploy-token-api.yml
new file mode 100644
index 00000000000..667ee1b19d0
--- /dev/null
+++ b/changelogs/unreleased/security-212469-fix-deploy-token-api.yml
@@ -0,0 +1,5 @@
+---
+title: Fix group deploy token API authorizations
+merge_request:
+author:
+type: security
diff --git a/changelogs/unreleased/security-dblessing-cookie-serializer.yml b/changelogs/unreleased/security-dblessing-cookie-serializer.yml
new file mode 100644
index 00000000000..36ddab25d39
--- /dev/null
+++ b/changelogs/unreleased/security-dblessing-cookie-serializer.yml
@@ -0,0 +1,5 @@
+---
+title: Change from hybrid to JSON cookies serializer
+merge_request:
+author:
+type: security
diff --git a/changelogs/unreleased/security-dblessing-sanitize-group-names.yml b/changelogs/unreleased/security-dblessing-sanitize-group-names.yml
new file mode 100644
index 00000000000..32961c7392e
--- /dev/null
+++ b/changelogs/unreleased/security-dblessing-sanitize-group-names.yml
@@ -0,0 +1,5 @@
+---
+title: Prevent XSS in group name validations
+merge_request:
+author:
+type: security
diff --git a/changelogs/unreleased/security-fix-malicious-comment-master.yml b/changelogs/unreleased/security-fix-malicious-comment-master.yml
new file mode 100644
index 00000000000..d3825f893d8
--- /dev/null
+++ b/changelogs/unreleased/security-fix-malicious-comment-master.yml
@@ -0,0 +1,5 @@
+---
+title: Fix null byte error in upload path
+merge_request:
+author:
+type: security
diff --git a/changelogs/unreleased/security-fix-time-tracking-permissions-api.yml b/changelogs/unreleased/security-fix-time-tracking-permissions-api.yml
new file mode 100644
index 00000000000..c49840385cd
--- /dev/null
+++ b/changelogs/unreleased/security-fix-time-tracking-permissions-api.yml
@@ -0,0 +1,5 @@
+---
+title: Update permissions for time tracking endpoints
+merge_request:
+author:
+type: security
diff --git a/changelogs/unreleased/security-user-name-html.yml b/changelogs/unreleased/security-user-name-html.yml
new file mode 100644
index 00000000000..a56ae26ee79
--- /dev/null
+++ b/changelogs/unreleased/security-user-name-html.yml
@@ -0,0 +1,5 @@
+---
+title: Fix note author name rendering
+merge_request:
+author:
+type: security
diff --git a/changelogs/unreleased/security-xss-bitbucket-import.yml b/changelogs/unreleased/security-xss-bitbucket-import.yml
new file mode 100644
index 00000000000..91348d638ee
--- /dev/null
+++ b/changelogs/unreleased/security-xss-bitbucket-import.yml
@@ -0,0 +1,5 @@
+---
+title: Sanitize bitbucket repo urls to mitigate XSS
+merge_request:
+author:
+type: security
diff --git a/changelogs/unreleased/security-xss-error-tracking.yml b/changelogs/unreleased/security-xss-error-tracking.yml
new file mode 100644
index 00000000000..04e5b549cfb
--- /dev/null
+++ b/changelogs/unreleased/security-xss-error-tracking.yml
@@ -0,0 +1,5 @@
+---
+title: Stored XSS on the Error Tracking page
+merge_request:
+author:
+type: security
diff --git a/config/initializers/cookies_serializer.rb b/config/initializers/cookies_serializer.rb
index a04d5044f4e..18fb9f6132b 100644
--- a/config/initializers/cookies_serializer.rb
+++ b/config/initializers/cookies_serializer.rb
@@ -1,4 +1,5 @@
 # Be sure to restart your server when you modify this file.
 
 Rails.application.config.action_dispatch.use_cookies_with_metadata = false
-Rails.application.config.action_dispatch.cookies_serializer = :hybrid
+Rails.application.config.action_dispatch.cookies_serializer =
+  Gitlab::Utils.to_boolean(ENV['USE_UNSAFE_HYBRID_COOKIES']) ? :hybrid : :json
diff --git a/doc/api/deploy_tokens.md b/doc/api/deploy_tokens.md
index 461957847df..54c1309e219 100644
--- a/doc/api/deploy_tokens.md
+++ b/doc/api/deploy_tokens.md
@@ -136,7 +136,8 @@ curl --request DELETE --header "PRIVATE-TOKEN: <your_access_token>" "https://git
 
 ## Group deploy tokens
 
-These endpoints require group maintainer access or higher.
+Group maintainers and owners can list group deploy
+tokens. Only group owners can create and delete group deploy tokens.
 
 ### List group deploy tokens
 
diff --git a/doc/user/permissions.md b/doc/user/permissions.md
index 5a631cc59e3..1a1198e8286 100644
--- a/doc/user/permissions.md
+++ b/doc/user/permissions.md
@@ -239,6 +239,8 @@ group.
 | Edit epic comments (posted by any user) **(ULTIMATE)** |       |          |           | ✓ (2)      | ✓ (2) |
 | Edit group                                             |       |          |           |            | ✓     |
 | Manage group level CI/CD variables                     |       |          |           |            | ✓     |
+| List group deploy tokens                               |       |          |           | ✓          | ✓     |
+| Create/Delete group deploy tokens                      |       |          |           |            | ✓     |
 | Manage group members                                   |       |          |           |            | ✓     |
 | Remove group                                           |       |          |           |            | ✓     |
 | Delete group epic **(ULTIMATE)**                       |       |          |           |            | ✓     |
diff --git a/lib/api/time_tracking_endpoints.rb b/lib/api/time_tracking_endpoints.rb
index 93fe06bec27..da234fb5277 100644
--- a/lib/api/time_tracking_endpoints.rb
+++ b/lib/api/time_tracking_endpoints.rb
@@ -14,8 +14,8 @@ module API
           "#{issuable_name}_iid".to_sym
         end
 
-        def update_issuable_key
-          "update_#{issuable_name}".to_sym
+        def admin_issuable_key
+          "admin_#{issuable_name}".to_sym
         end
 
         def read_issuable_key
@@ -60,7 +60,7 @@ module API
         requires :duration, type: String, desc: 'The duration to be parsed'
       end
       post ":id/#{issuable_collection_name}/:#{issuable_key}/time_estimate" do
-        authorize! update_issuable_key, load_issuable
+        authorize! admin_issuable_key, load_issuable
 
         status :ok
         update_issuable(time_estimate: Gitlab::TimeTrackingFormatter.parse(params.delete(:duration)))
@@ -71,7 +71,7 @@ module API
         requires issuable_key, type: Integer, desc: "The ID of a project #{issuable_name}"
       end
       post ":id/#{issuable_collection_name}/:#{issuable_key}/reset_time_estimate" do
-        authorize! update_issuable_key, load_issuable
+        authorize! admin_issuable_key, load_issuable
 
         status :ok
         update_issuable(time_estimate: 0)
@@ -83,7 +83,7 @@ module API
         requires :duration, type: String, desc: 'The duration to be parsed'
       end
       post ":id/#{issuable_collection_name}/:#{issuable_key}/add_spent_time" do
-        authorize! update_issuable_key, load_issuable
+        authorize! admin_issuable_key, load_issuable
 
         update_issuable(spend_time: {
           duration: Gitlab::TimeTrackingFormatter.parse(params.delete(:duration)),
@@ -96,7 +96,7 @@ module API
         requires issuable_key, type: Integer, desc: "The ID of a project #{issuable_name}"
       end
       post ":id/#{issuable_collection_name}/:#{issuable_key}/reset_spent_time" do
-        authorize! update_issuable_key, load_issuable
+        authorize! admin_issuable_key, load_issuable
 
         status :ok
         update_issuable(spend_time: { duration: :reset, user_id: current_user.id })
diff --git a/lib/banzai/filter/abstract_reference_filter.rb b/lib/banzai/filter/abstract_reference_filter.rb
index 5962403d488..f142333d797 100644
--- a/lib/banzai/filter/abstract_reference_filter.rb
+++ b/lib/banzai/filter/abstract_reference_filter.rb
@@ -253,7 +253,7 @@ module Banzai
         object_parent_type = parent.is_a?(Group) ? :group : :project
 
         {
-          original:             text,
+          original:             escape_html_entities(text),
           link:                 link_content,
           link_reference:       link_reference,
           object_parent_type => parent.id,
diff --git a/lib/banzai/filter/base_relative_link_filter.rb b/lib/banzai/filter/base_relative_link_filter.rb
index eca105ce9d9..fd526df4c48 100644
--- a/lib/banzai/filter/base_relative_link_filter.rb
+++ b/lib/banzai/filter/base_relative_link_filter.rb
@@ -38,7 +38,7 @@ module Banzai
       private
 
       def unescape_and_scrub_uri(uri)
-        Addressable::URI.unescape(uri).scrub
+        Addressable::URI.unescape(uri).scrub.delete("\0")
       end
     end
   end
diff --git a/lib/gitlab/markdown_cache.rb b/lib/gitlab/markdown_cache.rb
index d7a0a9b6518..21797bf988d 100644
--- a/lib/gitlab/markdown_cache.rb
+++ b/lib/gitlab/markdown_cache.rb
@@ -3,7 +3,7 @@
 module Gitlab
   module MarkdownCache
     # Increment this number every time the renderer changes its output
-    CACHE_COMMONMARK_VERSION        = 20
+    CACHE_COMMONMARK_VERSION        = 23
     CACHE_COMMONMARK_VERSION_START  = 10
 
     BaseError = Class.new(StandardError)
diff --git a/locale/gitlab.pot b/locale/gitlab.pot
index e12263908ab..b41307b29fa 100644
--- a/locale/gitlab.pot
+++ b/locale/gitlab.pot
@@ -24308,6 +24308,9 @@ msgstr ""
 msgid "cannot block others"
 msgstr ""
 
+msgid "cannot contain HTML/XML tags, including any word between angle brackets (<,>)."
+msgstr ""
+
 msgid "cannot include leading slash or directory traversal."
 msgstr ""
 
diff --git a/package.json b/package.json
index bd2ded48e03..f310e770555 100644
--- a/package.json
+++ b/package.json
@@ -115,7 +115,7 @@
     "stickyfilljs": "^2.1.0",
     "style-loader": "^1.1.3",
     "svg4everybody": "2.1.9",
-    "swagger-ui-dist": "^3.24.3",
+    "swagger-ui-dist": "^3.26.2",
     "three": "^0.84.0",
     "three-orbit-controls": "^82.1.0",
     "three-stl-loader": "^1.0.4",
diff --git a/spec/features/snippets/notes_on_personal_snippets_spec.rb b/spec/features/snippets/notes_on_personal_snippets_spec.rb
index 57264f97ddc..28954ab47de 100644
--- a/spec/features/snippets/notes_on_personal_snippets_spec.rb
+++ b/spec/features/snippets/notes_on_personal_snippets_spec.rb
@@ -5,15 +5,17 @@ require 'spec_helper'
 describe 'Comments on personal snippets', :js do
   include NoteInteractionHelpers
 
-  let!(:user)    { create(:user) }
-  let!(:snippet) { create(:personal_snippet, :public) }
+  let_it_be(:snippet) { create(:personal_snippet, :public) }
+  let_it_be(:other_note) { create(:note_on_personal_snippet) }
+
+  let(:user_name) { 'Test User' }
+  let!(:user) { create(:user, name: user_name) }
   let!(:snippet_notes) do
     [
       create(:note_on_personal_snippet, noteable: snippet, author: user),
       create(:note_on_personal_snippet, noteable: snippet)
     ]
   end
-  let!(:other_note) { create(:note_on_personal_snippet) }
 
   before do
     stub_feature_flags(snippets_vue: false)
@@ -56,6 +58,26 @@ describe 'Comments on personal snippets', :js do
         expect(page).to show_user_status(status)
       end
     end
+
+    it 'shows the author name' do
+      visit snippet_path(snippet)
+
+      within("#note_#{snippet_notes[0].id}") do
+        expect(page).to have_content(user_name)
+      end
+    end
+
+    context 'when the author name contains HTML' do
+      let(:user_name) { '<h1><a href="https://bad.link/malicious.exe" class="evil">Fake Content<img class="fake-icon" src="image.png"></a></h1>' }
+
+      it 'renders the name as plain text' do
+        visit snippet_path(snippet)
+
+        content = find("#note_#{snippet_notes[0].id} .note-header-author-name").text
+
+        expect(content).to eq user_name
+      end
+    end
   end
 
   context 'when submitting a note' do
diff --git a/spec/frontend/error_tracking/components/stacktrace_entry_spec.js b/spec/frontend/error_tracking/components/stacktrace_entry_spec.js
index 2a4e826b4ab..de746b8ac84 100644
--- a/spec/frontend/error_tracking/components/stacktrace_entry_spec.js
+++ b/spec/frontend/error_tracking/components/stacktrace_entry_spec.js
@@ -1,8 +1,10 @@
 import { shallowMount } from '@vue/test-utils';
+import { GlSprintf } from '@gitlab/ui';
 import StackTraceEntry from '~/error_tracking/components/stacktrace_entry.vue';
 import ClipboardButton from '~/vue_shared/components/clipboard_button.vue';
 import FileIcon from '~/vue_shared/components/file_icon.vue';
 import Icon from '~/vue_shared/components/icon.vue';
+import { trimText } from 'helpers/text_helper';
 
 describe('Stacktrace Entry', () => {
   let wrapper;
@@ -21,6 +23,9 @@ describe('Stacktrace Entry', () => {
         errorLine: 24,
         ...props,
       },
+      stubs: {
+        GlSprintf,
+      },
     });
   }
 
@@ -53,7 +58,7 @@ describe('Stacktrace Entry', () => {
       const extraInfo = { errorLine: 34, errorFn: 'errorFn', errorColumn: 77 };
       mountComponent({ expanded: false, lines: [], ...extraInfo });
       expect(wrapper.find(Icon).exists()).toBe(false);
-      expect(findFileHeaderContent()).toContain(
+      expect(trimText(findFileHeaderContent())).toContain(
         `in ${extraInfo.errorFn} at line ${extraInfo.errorLine}:${extraInfo.errorColumn}`,
       );
     });
@@ -61,17 +66,17 @@ describe('Stacktrace Entry', () => {
     it('should render only lineNo:columnNO when there is no errorFn ', () => {
       const extraInfo = { errorLine: 34, errorFn: null, errorColumn: 77 };
       mountComponent({ expanded: false, lines: [], ...extraInfo });
-      expect(findFileHeaderContent()).not.toContain(`in ${extraInfo.errorFn}`);
-      expect(findFileHeaderContent()).toContain(`${extraInfo.errorLine}:${extraInfo.errorColumn}`);
+      const fileHeaderContent = trimText(findFileHeaderContent());
+      expect(fileHeaderContent).not.toContain(`in ${extraInfo.errorFn}`);
+      expect(fileHeaderContent).toContain(`${extraInfo.errorLine}:${extraInfo.errorColumn}`);
     });
 
     it('should render only lineNo when there is no errorColumn ', () => {
       const extraInfo = { errorLine: 34, errorFn: 'errorFn', errorColumn: null };
       mountComponent({ expanded: false, lines: [], ...extraInfo });
-      expect(findFileHeaderContent()).toContain(
-        `in ${extraInfo.errorFn} at line ${extraInfo.errorLine}`,
-      );
-      expect(findFileHeaderContent()).not.toContain(`:${extraInfo.errorColumn}`);
+      const fileHeaderContent = trimText(findFileHeaderContent());
+      expect(fileHeaderContent).toContain(`in ${extraInfo.errorFn} at line ${extraInfo.errorLine}`);
+      expect(fileHeaderContent).not.toContain(`:${extraInfo.errorColumn}`);
     });
   });
 });
diff --git a/spec/initializers/cookies_serializer_spec.rb b/spec/initializers/cookies_serializer_spec.rb
new file mode 100644
index 00000000000..6167039d3c2
--- /dev/null
+++ b/spec/initializers/cookies_serializer_spec.rb
@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe 'Cookies serializer initializer' do
+  def load_initializer
+    load Rails.root.join('config/initializers/cookies_serializer.rb')
+  end
+
+  subject { Rails.application.config.action_dispatch.cookies_serializer }
+
+  it 'uses JSON serializer by default' do
+    load_initializer
+
+    expect(subject).to eq(:json)
+  end
+
+  it 'uses the unsafe hybrid serializer when the environment variables is set' do
+    stub_env('USE_UNSAFE_HYBRID_COOKIES', 'true')
+
+    load_initializer
+
+    expect(subject).to eq(:hybrid)
+  end
+end
diff --git a/spec/lib/banzai/filter/abstract_reference_filter_spec.rb b/spec/lib/banzai/filter/abstract_reference_filter_spec.rb
index 798112d0f53..6890a70518b 100644
--- a/spec/lib/banzai/filter/abstract_reference_filter_spec.rb
+++ b/spec/lib/banzai/filter/abstract_reference_filter_spec.rb
@@ -20,6 +20,18 @@ describe Banzai::Filter::AbstractReferenceFilter do
     end
   end
 
+  describe '#data_attributes_for' do
+    let_it_be(:issue) { create(:issue, project: project) }
+
+    it 'is not an XSS vector' do
+      allow(described_class).to receive(:object_class).and_return(Issue)
+
+      data_attributes = filter.data_attributes_for('xss &lt;img onerror=alert(1) src=x&gt;', project, issue, link_content: true)
+
+      expect(data_attributes[:original]).to eq('xss &amp;lt;img onerror=alert(1) src=x&amp;gt;')
+    end
+  end
+
   describe '#parent_per_reference' do
     it 'returns a Hash containing projects grouped per parent paths' do
       expect(filter).to receive(:references_per_parent)
diff --git a/spec/lib/banzai/filter/upload_link_filter_spec.rb b/spec/lib/banzai/filter/upload_link_filter_spec.rb
index 3f181dce7bc..dcfe89183c4 100644
--- a/spec/lib/banzai/filter/upload_link_filter_spec.rb
+++ b/spec/lib/banzai/filter/upload_link_filter_spec.rb
@@ -212,6 +212,7 @@ describe Banzai::Filter::UploadLinkFilter do
       'invalid UTF-8 byte sequences' | '%FF'
       'garbled path'                 | 'open(/var/tmp/):%20/location%0Afrom:%20/test'
       'whitespace'                   | "d18213acd3732630991986120e167e3d/Landscape_8.jpg\nand more"
+      'null byte'                    | "%00"
     end
 
     with_them do
diff --git a/spec/lib/banzai/pipeline/full_pipeline_spec.rb b/spec/lib/banzai/pipeline/full_pipeline_spec.rb
index 4fa39da3eb4..b4047e369fb 100644
--- a/spec/lib/banzai/pipeline/full_pipeline_spec.rb
+++ b/spec/lib/banzai/pipeline/full_pipeline_spec.rb
@@ -24,7 +24,7 @@ describe Banzai::Pipeline::FullPipeline do
     it 'escapes the data-original attribute on a reference' do
       markdown = %Q{[">bad things](#{issue.to_reference})}
       result = described_class.to_html(markdown, project: project)
-      expect(result).to include(%{data-original='\"&gt;bad things'})
+      expect(result).to include(%{data-original='\"&amp;gt;bad things'})
     end
   end
 
diff --git a/spec/requests/api/deploy_tokens_spec.rb b/spec/requests/api/deploy_tokens_spec.rb
index 499c334d491..2b86d59fbba 100644
--- a/spec/requests/api/deploy_tokens_spec.rb
+++ b/spec/requests/api/deploy_tokens_spec.rb
@@ -204,7 +204,7 @@ describe API::DeployTokens do
   end
 
   context 'deploy token creation' do
-    shared_examples 'creating a deploy token' do |entity, unauthenticated_response|
+    shared_examples 'creating a deploy token' do |entity, unauthenticated_response, authorized_role|
       let(:expires_time) { 1.year.from_now }
       let(:params) do
         {
@@ -231,9 +231,9 @@ describe API::DeployTokens do
         it { is_expected.to have_gitlab_http_status(:forbidden) }
       end
 
-      context 'when authenticated as maintainer' do
+      context "when authenticated as #{authorized_role}" do
         before do
-          send(entity).add_maintainer(user)
+          send(entity).send("add_#{authorized_role}", user)
         end
 
         it 'creates the deploy token' do
@@ -282,7 +282,7 @@ describe API::DeployTokens do
         response
       end
 
-      it_behaves_like 'creating a deploy token', :project, :not_found
+      it_behaves_like 'creating a deploy token', :project, :not_found, :maintainer
     end
 
     describe 'POST /groups/:id/deploy_tokens' do
@@ -291,7 +291,17 @@ describe API::DeployTokens do
         response
       end
 
-      it_behaves_like 'creating a deploy token', :group, :forbidden
+      it_behaves_like 'creating a deploy token', :group, :forbidden, :owner
+
+      context 'when authenticated as maintainer' do
+        before do
+          group.add_maintainer(user)
+        end
+
+        let(:params) { { name: 'test', scopes: ['read_repository'] } }
+
+        it { is_expected.to have_gitlab_http_status(:forbidden) }
+      end
     end
   end
 
@@ -320,6 +330,14 @@ describe API::DeployTokens do
         group.add_maintainer(user)
       end
 
+      it { is_expected.to have_gitlab_http_status(:forbidden) }
+    end
+
+    context 'when authenticated as owner' do
+      before do
+        group.add_owner(user)
+      end
+
       it 'calls the deploy token destroy service' do
         expect(::Groups::DeployTokens::DestroyService).to receive(:new)
           .with(group, user, token_id: group_deploy_token.id)
diff --git a/spec/support/shared_examples/requests/api/time_tracking_shared_examples.rb b/spec/support/shared_examples/requests/api/time_tracking_shared_examples.rb
index 53183ac89f8..fb6d6603beb 100644
--- a/spec/support/shared_examples/requests/api/time_tracking_shared_examples.rb
+++ b/spec/support/shared_examples/requests/api/time_tracking_shared_examples.rb
@@ -4,6 +4,16 @@ RSpec.shared_examples 'an unauthorized API user' do
   it { is_expected.to eq(403) }
 end
 
+RSpec.shared_examples 'API user with insufficient permissions' do
+  context 'with non member that is the author' do
+    before do
+      issuable.update!(author: non_member) # an external author can't admin issuable
+    end
+
+    it_behaves_like 'an unauthorized API user'
+  end
+end
+
 RSpec.shared_examples 'time tracking endpoints' do |issuable_name|
   let(:non_member) { create(:user) }
 
@@ -14,6 +24,7 @@ RSpec.shared_examples 'time tracking endpoints' do |issuable_name|
       subject { post(api("/projects/#{project.id}/#{issuable_collection_name}/#{issuable.iid}/time_estimate", non_member), params: { duration: '1w' }) }
 
       it_behaves_like 'an unauthorized API user'
+      it_behaves_like 'API user with insufficient permissions'
     end
 
     it "sets the time estimate for #{issuable_name}" do
@@ -53,6 +64,7 @@ RSpec.shared_examples 'time tracking endpoints' do |issuable_name|
       subject { post(api("/projects/#{project.id}/#{issuable_collection_name}/#{issuable.iid}/reset_time_estimate", non_member)) }
 
       it_behaves_like 'an unauthorized API user'
+      it_behaves_like 'API user with insufficient permissions'
     end
 
     it "resets the time estimate for #{issuable_name}" do
@@ -70,6 +82,7 @@ RSpec.shared_examples 'time tracking endpoints' do |issuable_name|
       end
 
       it_behaves_like 'an unauthorized API user'
+      it_behaves_like 'API user with insufficient permissions'
     end
 
     it "add spent time for #{issuable_name}" do
@@ -119,6 +132,7 @@ RSpec.shared_examples 'time tracking endpoints' do |issuable_name|
       subject { post(api("/projects/#{project.id}/#{issuable_collection_name}/#{issuable.iid}/reset_spent_time", non_member)) }
 
       it_behaves_like 'an unauthorized API user'
+      it_behaves_like 'API user with insufficient permissions'
     end
 
     it "resets spent time for #{issuable_name}" do
diff --git a/spec/validators/html_safety_validator_spec.rb b/spec/validators/html_safety_validator_spec.rb
new file mode 100644
index 00000000000..4d9425235e3
--- /dev/null
+++ b/spec/validators/html_safety_validator_spec.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe HtmlSafetyValidator do
+  let(:validator) { described_class.new(attributes: [:name]) }
+  let(:group) { build(:group) }
+
+  def validate(value)
+    validator.validate_each(group, :name, value)
+  end
+
+  it 'adds an error when a script is included in the name' do
+    validate('My group <script>evil_script</script>')
+
+    expect(group.errors[:name]).to eq([HtmlSafetyValidator.error_message])
+  end
+
+  it 'does not add an error when an ampersand is included in the name' do
+    validate('Group with 1 & 2')
+
+    expect(group.errors).to be_empty
+  end
+end
diff --git a/vendor/gitignore/C++.gitignore b/vendor/gitignore/C++.gitignore
index 259148fa18f..259148fa18f 100644..100755
--- a/vendor/gitignore/C++.gitignore
+++ b/vendor/gitignore/C++.gitignore
diff --git a/vendor/gitignore/Java.gitignore b/vendor/gitignore/Java.gitignore
index a1c2a238a96..a1c2a238a96 100644..100755
--- a/vendor/gitignore/Java.gitignore
+++ b/vendor/gitignore/Java.gitignore
diff --git a/yarn.lock b/yarn.lock
index 5eea3d8202a..1f1b4ab37b4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10876,10 +10876,10 @@ svg4everybody@2.1.9:
   resolved "https://registry.yarnpkg.com/svg4everybody/-/svg4everybody-2.1.9.tgz#5bd9f6defc133859a044646d4743fabc28db7e2d"
   integrity sha1-W9n23vwTOFmgRGRtR0P6vCjbfi0=
 
-swagger-ui-dist@^3.24.3:
-  version "3.24.3"
-  resolved "https://registry.yarnpkg.com/swagger-ui-dist/-/swagger-ui-dist-3.24.3.tgz#99754d11b0ddd314a1a50db850acb415e4b0a0c6"
-  integrity sha512-kB8qobP42Xazaym7sD9g5mZuRL4416VIIYZMqPEIskkzKqbPLQGEiHA3ga31bdzyzFLgr6Z797+6X1Am6zYpbg==
+swagger-ui-dist@^3.26.2:
+  version "3.26.2"
+  resolved "https://registry.yarnpkg.com/swagger-ui-dist/-/swagger-ui-dist-3.26.2.tgz#22c700906c8911b1c9956da6c3fca371dba6219f"
+  integrity sha512-cpR3A9uEs95gGQSaIXgiTpnetIifTF1u2a0fWrnVl+HyLpCdHVgOy7FGlVD1iVkts7AE5GOiGjA7VyDNiRaNgw==
 
 symbol-observable@^1.0.2:
   version "1.2.0"