CVE-2020-6802
MEDIUMMozilla Bleach < 3.1.1 - Cross-Site Scripting via Mutation with Raw Tag
Title source: llmDescription
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.
References (6)
Core 6
Core References
Third Party Advisory x_refsource_misc
https://github.com/mozilla/bleach/security/advisories/GHSA-q65m-pv3f-wr5r
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OCNLM2MGQTOLCIVVYS2Z5S7KOQJR5JC4/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/72R4VFFHDRSQMNT7IZU3X2755ZP4HGNI/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YTULPQB7HVPPYWEYVNHJGDTSPVIDHIZX/
Exploit, Third Party Advisory x_refsource_misc
https://www.checkmarx.com/blog/vulnerabilities-discovered-in-mozilla-bleach
Exploit, Third Party Advisory x_refsource_misc
https://advisory.checkmarx.net/advisory/CX-2020-4276
Scores
CVSS v3
6.1
EPSS
0.0027
EPSS Percentile
50.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Details
CWE
CWE-79
Status
published
Products (5)
fedoraproject/fedora
30
fedoraproject/fedora
31
fedoraproject/fedora
32
mozilla/bleach
< 3.1.1
pypi/bleach
0 - 3.1.1PyPI
Published
Mar 24, 2020
Tracked Since
Feb 18, 2026