| Name | CVE-2020-6802 |
| Description | In Mozilla Bleach before 3.11, a mutation XSS affects users calling bleach.clean with noscript and a raw tag in the allowed/whitelisted tags option. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-4636-1 |
| Debian Bugs | 951907 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| python-bleach (PTS) | buster, buster (security) | 3.1.2-0+deb10u2 | fixed |
| bullseye | 3.2.1-2.1 | fixed |
| bookworm | 5.0.1-2 | fixed |
| sid, trixie | 6.1.0-2 | fixed |
The information below is based on the following data on fixed versions.
Notes
[stretch] - python-bleach <ignored> (Requires invasive changes to address issue)
[jessie] - python-bleach <ignored> (Fix too invasive in jessie; uses external html5 parser)
https://bugzilla.mozilla.org/show_bug.cgi?id=1615315 (not public)
https://github.com/mozilla/bleach/security/advisories/GHSA-q65m-pv3f-wr5r
https://github.com/mozilla/bleach/commit/f77e0f6392177a06e46a49abd61a4d9f035e57fd