Bleach

bleach

Vendor: Mozilla • 5 CVEs

CVEs (5)

CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS
CVE-2021-23980 1Mozilla 1Bleach Jun 17, 2026 Feb 16, 2023 N/A· v4 6.1 MEDIUM· v3 N/A· v2 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 argume...Show more 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.Show less
CVE-2020-6817 1Mozilla 1Bleach Jun 17, 2026 Feb 16, 2023 N/A· v4 7.5 HIGH· v3 N/A· v2 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 exampl...Show more 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']}).Show less
CVE-2020-6816 2Fedoraproject Mozilla 2Bleach Fedora Jun 17, 2026 Mar 24, 2020 N/A· v4 6.1 MEDIUM· v3 4.3 MEDIUM· v2 In Mozilla Bleach before 3.12, a mutation XSS in bleach.clean when RCDATA and either svg or math tags are whitelisted and the keyword argument strip=False.
CVE-2020-6802 2Fedoraproject Mozilla 2Bleach Fedora Jun 17, 2026 Mar 24, 2020 N/A· v4 6.1 MEDIUM· v3 4.3 MEDIUM· v2 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.
CVE-2018-7753 1Mozilla 1Bleach Jun 17, 2026 Mar 7, 2018 N/A· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren't properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI va...Show more An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren't properly sanitized if the values contained character entities. Using character entities, it was possible to construct a URI value with a scheme that was not allowed that would slide through unsanitized.Show less