All the vulnerabilites related to Mozilla - Mozilla Bleach
cve-2020-6817
Vulnerability from cvelistv5
Published
2023-02-16 00:00
Modified
2025-03-19 15:21
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
bleach.clean behavior parsing style attributes could result in a regular expression denial of service (ReDoS). Calls to bleach.clean with an allowed tag with an allowed style attribute are vulnerable to ReDoS. For example, bleach.clean(..., attributes={'a': ['style']}).
References
https://github.com/mozilla/bleach/security/advisories/GHSA-vqhp-cxgc-6wmm
https://bugzilla.mozilla.org/show_bug.cgi?id=1623633
Impacted products
MozillaMozilla Bleach
Show details on NVD website

To clipboard 

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cve-2021-23980
Vulnerability from cvelistv5
Published
2023-02-16 00:00
Modified
2025-03-19 15:18
Severity ?
6.1 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Summary
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
https://github.com/mozilla/bleach/security/advisories/GHSA-vv2x-vrpj-qqpq
https://bugzilla.mozilla.org/show_bug.cgi?id=CVE-2021-23980
Impacted products
MozillaMozilla Bleach
Show details on NVD website

To clipboard 

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