Mozilla Bleach vulnerabilities

2 vulnerabilities

Known vulnerabilities in Mozilla Bleach, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.

6.1CVE-2021-23980debianpython-bleach+6
EPSS score
0.48%
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.7.5CVE-2020-6817debianpython-bleach+4
EPSS score
0.72%
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']}).