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CVE-2020-6802

MEDIUM

6.1

CVSS Severity Score

EPSS Score0.1290%

EPSS Percentile34.62th

PublishedMar 24, 2020

Last ModifiedNov 21, 2024

Vulnerability Description

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.

Affected Platforms (CPE)

📦

Mozilla

Bleach

< 3.1.1

💻

Fedoraproject

Fedora

= 30

💻

Fedoraproject

Fedora

= 31

💻

Fedoraproject

Fedora

= 32

References & Advisories

🔗 https://advisory.checkmarx.net/advisory/CX-2020-4276

🔗 https://github.com/mozilla/bleach/security/advisories/GHSA-q65m-pv3f-wr5r

🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/72R4VFFHDRSQMNT7IZU3X2755ZP4HGNI/

🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OCNLM2MGQTOLCIVVYS2Z5S7KOQJR5JC4/

🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTULPQB7HVPPYWEYVNHJGDTSPVIDHIZX/

🔗 https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach

🔗 https://advisory.checkmarx.net/advisory/CX-2020-4276

🔗 https://github.com/mozilla/bleach/security/advisories/GHSA-q65m-pv3f-wr5r

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