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-rw-r--r--lib/banzai/filter/sanitization_filter.rb8
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/banzai/filter/sanitization_filter.rb b/lib/banzai/filter/sanitization_filter.rb
index 04ddfe53ed6..c201ace8d35 100644
--- a/lib/banzai/filter/sanitization_filter.rb
+++ b/lib/banzai/filter/sanitization_filter.rb
@@ -43,8 +43,8 @@ module Banzai
# Allow any protocol in `a` elements...
whitelist[:protocols].delete('a')
- # ...but then remove links with the `javascript` protocol
- whitelist[:transformers].push(remove_javascript_links)
+ # ...but then remove links with unsafe protocols
+ whitelist[:transformers].push(remove_unsafe_links)
# Remove `rel` attribute from `a` elements
whitelist[:transformers].push(remove_rel)
@@ -55,14 +55,14 @@ module Banzai
whitelist
end
- def remove_javascript_links
+ def remove_unsafe_links
lambda do |env|
node = env[:node]
return unless node.name == 'a'
return unless node.has_attribute?('href')
- if node['href'].start_with?('javascript', ':javascript')
+ if node['href'].start_with?('javascript', ':javascript', 'data')
node.remove_attribute('href')
end
end