CVE-2021-23980
Published
CVSS v3
6.1
MEDIUM
CVSS v2
N/A
Affected
1
PROJECT
Description
A mutation XSS affects users calling bleach.clean with all of: svg or math in the allowed tags p or br in allowed tags style, title, noscript, script, textarea, noframes, iframe, or xmp in allowed tags the keyword argument strip_comments=False Note: none of the above tags are in the default allowed tags and strip_comments defaults to True.
Bleach is an allowed-list-based HTML sanitizing library that escapes or strips markup and attributes
GitHub