diff options
Diffstat (limited to 'lib/banzai/filter/sanitization_filter.rb')
| -rw-r--r-- | lib/banzai/filter/sanitization_filter.rb | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/banzai/filter/sanitization_filter.rb b/lib/banzai/filter/sanitization_filter.rb index ca80aac5a08..6e13282d5f4 100644 --- a/lib/banzai/filter/sanitization_filter.rb +++ b/lib/banzai/filter/sanitization_filter.rb @@ -7,7 +7,7 @@ module Banzai UNSAFE_PROTOCOLS = %w(data javascript vbscript).freeze def whitelist - whitelist = super + whitelist = super.dup customize_whitelist(whitelist) @@ -42,6 +42,8 @@ module Banzai # Allow any protocol in `a` elements... whitelist[:protocols].delete('a') + whitelist[:transformers] = whitelist[:transformers].dup + # ...but then remove links with unsafe protocols whitelist[:transformers].push(remove_unsafe_links) |