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.
| Reporter | Title | Published | Views | Family All 61 |
|---|---|---|---|---|
 | CVE-2021-23980 | 16 Feb 202300:00 | – | alpinelinux |
 | Astra Linux – Vulnerability in python-bleach | 20 May 202605:53 | – | astralinux |
 | The vulnerability of the bleach-based HTML cleaning library, which exists due to the lack of measures taken to protect the structure of web pages, allows attackers to compromise the confidentiality and integrity of the protected information. | 23 Jun 202100:00 | – | bdu_fstec |
 | CVE-2021-23980 | 17 Feb 202300:18 | – | circl |
 | Python Bleach 跨站脚本漏洞 | 6 Apr 202100:00 | – | cnnvd |
 | CVE-2021-23980 | 16 Feb 202300:00 | – | cve |
 | CVE-2021-23980 | 16 Feb 202300:00 | – | cvelist |
 | [SECURITY] [DLA 2620-1] python-bleach security update | 6 Apr 202112:22 | – | debian |
| [SECURITY] [DSA 4892-1] python-bleach security update | 18 Apr 202114:41 | – | debian |
| [SECURITY] [DSA 4892-1] python-bleach security update | 18 Apr 202114:41 | – | debian |
10
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03 Sep 2025 21:19Current
7High risk
Vulners AI Score7
CVSS 3.16.1
EPSS0.00483
SSVC