It was reported that python-bleach, a whitelist-based HTML-sanitizing library, is prone to a mutation XSS vulnerability in bleach.clean when svg or math are in the allowed tags, 'p' or br are in allowed tags, style, title, noscript, script, textarea, noframes, iframe, or xmp are in allowed tags and 'strip_comments=False' is set. For the stable distribution (buster), this problem has been fixed in version 3.1.2-0+deb10u2. We recommend that you upgrade your python-bleach packages. For the detailed security status of python-bleach please refer to its security tracker page at: https://security-tracker.debian.org/tracker/python-bleach
It was reported that python-bleach, a whitelist-based HTML-sanitizing
library, is prone to a mutation XSS vulnerability in bleach.clean when
svg
or math
are in the allowed tags, 'p' or br
are in allowed
tags, style
, title
, noscript
, script
, textarea
, noframes
,
iframe
, or xmp
are in allowed tags and 'strip_comments=False' is
set.
For the stable distribution (buster), this problem has been fixed in version 3.1.2-0+deb10u2.
We recommend that you upgrade your python-bleach packages.
For the detailed security status of python-bleach please refer to its security tracker page at: https://security-tracker.debian.org/tracker/python-bleach