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-rw-r--r--actionpack/lib/action_controller/vendor/html-scanner/html/sanitizer.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/actionpack/lib/action_controller/vendor/html-scanner/html/sanitizer.rb b/actionpack/lib/action_controller/vendor/html-scanner/html/sanitizer.rb
index af06bffa16..24ffc28710 100644
--- a/actionpack/lib/action_controller/vendor/html-scanner/html/sanitizer.rb
+++ b/actionpack/lib/action_controller/vendor/html-scanner/html/sanitizer.rb
@@ -171,7 +171,7 @@ module HTML
def contains_bad_protocols?(attr_name, value)
uri_attributes.include?(attr_name) &&
- (value =~ /(^[^\/:]*):|(&#0*58)|(&#x70)|(%|%)3A/ && !allowed_protocols.include?(value.split(protocol_separator).first.downcase))
+ (value =~ /(^[^\/:]*):|(&#0*58)|(&#x70)|(%|%)3A/ && !allowed_protocols.include?(value.split(protocol_separator).first.downcase.strip))
end
end
end