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.
References
Link | Resource |
---|---|
https://bugzilla.mozilla.org/show_bug.cgi?id=CVE-2021-23980 | Exploit Issue Tracking |
https://github.com/mozilla/bleach/security/advisories/GHSA-vv2x-vrpj-qqpq | Vendor Advisory |
Configurations
History
27 Feb 2023, 15:19
Type | Values Removed | Values Added |
---|---|---|
CPE | cpe:2.3:a:mozilla:bleach:*:*:*:*:*:*:*:* | |
CVSS |
v2 : v3 : |
v2 : unknown
v3 : 6.1 |
References | (MISC) https://github.com/mozilla/bleach/security/advisories/GHSA-vv2x-vrpj-qqpq - Vendor Advisory | |
References | (MISC) https://bugzilla.mozilla.org/show_bug.cgi?id=CVE-2021-23980 - Exploit, Issue Tracking | |
CWE | CWE-79 |
17 Feb 2023, 12:52
Type | Values Removed | Values Added |
---|---|---|
New CVE |
Information
Published : 2023-02-16 22:15
Updated : 2024-02-04 23:14
NVD link : CVE-2021-23980
Mitre link : CVE-2021-23980
CVE.ORG link : CVE-2021-23980
JSON object : View
Products Affected
mozilla
- bleach
CWE
CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')