9 files changed, 27 insertions, 0 deletions
diff --git a/doc/update/4.2-to-5.0.md b/doc/update/4.2-to-5.0.md
index 90f59e1fd1a..5bf8c367734 100644
--- a/doc/update/4.2-to-5.0.md
+++ b/doc/update/4.2-to-5.0.md
@@ -1,5 +1,8 @@
 # From 4.2 to 5.0
 
+## Warning
+GitLab 5.0 is affected by critical security vulnerability CVE-2013-4490. Please update to GitLab 5.4 immediately.
+
 ## Important changes
 
 * We don't use `gitlab` user any more. Everything will be moved to `git` user
diff --git a/doc/update/5.0-to-5.1.md b/doc/update/5.0-to-5.1.md
index 45fc3436ebe..bfbf926c48e 100644
--- a/doc/update/5.0-to-5.1.md
+++ b/doc/update/5.0-to-5.1.md
@@ -1,5 +1,8 @@
 # From 5.0 to 5.1
 
+## Warning
+GitLab 5.1 is affected by critical security vulnerability CVE-2013-4490. Please update to GitLab 5.4 immediately.
+
 ## Release notes:
 
 * `unicorn` replaced with `puma`
diff --git a/doc/update/5.1-to-5.2.md b/doc/update/5.1-to-5.2.md
index 27f992ecfe6..e6c33903f8c 100644
--- a/doc/update/5.1-to-5.2.md
+++ b/doc/update/5.1-to-5.2.md
@@ -1,5 +1,8 @@
 # From 5.1 to 5.2
 
+## Warning
+GitLab 5.2 is affected by critical security vulnerabilities CVE-2013-4490 and CVE-2013-4489. Please update to GitLab 5.4 immediately.
+
 ### 0. Backup
 
 It's useful to make a backup just in case things go south:
diff --git a/doc/update/5.1-to-6.0.md b/doc/update/5.1-to-6.0.md
index 6105d4b53bc..d66ff16ffa8 100644
--- a/doc/update/5.1-to-6.0.md
+++ b/doc/update/5.1-to-6.0.md
@@ -1,5 +1,8 @@
 # From 5.1 to 6.0
 
+## Warning
+GitLab 6.0 is affected by critical security vulnerabilities CVE-2013-4490 and CVE-2013-4489. Please update to GitLab 6.2 or newer immediately.
+
 ### Deprecations
 
 #### Global projects
diff --git a/doc/update/5.2-to-5.3.md b/doc/update/5.2-to-5.3.md
index a8bb530902c..0ae223e856b 100644
--- a/doc/update/5.2-to-5.3.md
+++ b/doc/update/5.2-to-5.3.md
@@ -1,5 +1,8 @@
 # From 5.2 to 5.3
 
+## Warning
+GitLab 5.3 is affected by critical security vulnerabilities CVE-2013-4490 and CVE-2013-4489. Please update to GitLab 5.4 immediately.
+
 ### 0. Backup
 
 It's useful to make a backup just in case things go south:
diff --git a/doc/update/5.3-to-5.4.md b/doc/update/5.3-to-5.4.md
index 315bf03a6de..c37cb3e45ce 100644
--- a/doc/update/5.3-to-5.4.md
+++ b/doc/update/5.3-to-5.4.md
@@ -1,5 +1,8 @@
 # From 5.3 to 5.4
 
+## Notice
+Security vulnerabilities CVE-2013-4490 and CVE-2013-4489 have been patched in the latest version of GitLab 5.4.
+
 ### 0. Backup
 
 It's useful to make a backup just in case things go south:
diff --git a/doc/update/5.4-to-6.0.md b/doc/update/5.4-to-6.0.md
index 3072a1da716..83d55e24190 100644
--- a/doc/update/5.4-to-6.0.md
+++ b/doc/update/5.4-to-6.0.md
@@ -1,5 +1,8 @@
 # From 5.4 to 6.0
 
+## Warning
+GitLab 6.0 is affected by critical security vulnerabilities CVE-2013-4490 and CVE-2013-4489. Please update to GitLab 6.2 or newer immediately.
+
 ### Deprecations
 
 #### Global projects
diff --git a/doc/update/6.0-to-6.1.md b/doc/update/6.0-to-6.1.md
index 67770bd93d6..81392379b0b 100644
--- a/doc/update/6.0-to-6.1.md
+++ b/doc/update/6.0-to-6.1.md
@@ -1,5 +1,8 @@
 # From 6.0 to 6.1
 
+## Warning
+GitLab 6.1 is affected by critical security vulnerabilities CVE-2013-4490 and CVE-2013-4489. Please [update straight to 6.2](6.0-to-6.2.md).
+
 # In 6.1 we remove a lot of deprecated code.
 # You should update to 6.0 before installing 6.1 so all the necessary conversions are run.
 
diff --git a/doc/update/6.1-to-6.2.md b/doc/update/6.1-to-6.2.md
index 6f0514a8610..0970f458f70 100644
--- a/doc/update/6.1-to-6.2.md
+++ b/doc/update/6.1-to-6.2.md
@@ -1,5 +1,8 @@
 # From 6.1 to 6.2
 
+## Notice
+Security vulnerabilities CVE-2013-4490 and CVE-2013-4489 have been patched in the latest version of GitLab 6.2.
+
 # You should update to 6.1 before installing 6.2 so all the necessary conversions are run.
 
 ### 0. Backup