vulnerability
Ubuntu: (CVE-2020-6802): python-bleach vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:P/A:N) | Mar 24, 2020 | Jun 26, 2025 | Aug 18, 2025 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Mar 24, 2020
Added
Jun 26, 2025
Modified
Aug 18, 2025
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.
Solution
no-fix-ubuntu-package
References
- CVE-2020-6802
- https://attackerkb.com/topics/CVE-2020-6802
- CWE-79
- URL-https://bugzilla.mozilla.org/show_bug.cgi?id=1615315
- URL-https://github.com/mozilla/bleach/commit/f77e0f6392177a06e46a49abd61a4d9f035e57fd
- URL-https://github.com/mozilla/bleach/security/advisories/GHSA-q65m-pv3f-wr5r
- URL-https://www.cve.org/CVERecord?id=CVE-2020-6802
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