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CVE-2026-22712

ApprovedRevs allows bypassing the inline CSS sanitizer

Published: Jan 9, 2026Updated: Feb 12, 2026 Sources: CVE List NVDCWE-116
NVD MITRE
4.3CVSSMEDIUM
EPSS Score
0.2%
Top 88.6%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

Improper Encoding or Escaping of Output due to magic word replacement in ParserAfterTidy vulnerability in The Wikimedia Foundation Mediawiki - ApprovedRevs Extension allows Input Data Manipulation.This issue affects Mediawiki - ApprovedRevs Extension: 1.45, 1.44, 1.43, 1.39.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:NI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-116

Affected Products

approved revswikiworks
Mediawiki - ApprovedRevs ExtensionThe Wikimedia Foundation
On-prem
Web & CMS Plugins / cms-core
the wikimedia foundationoss-projectWeb & CMS Pluginsaka mediawiki - cargo, mediawiki - centralauth extension

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

References

https://gerrit.wikimedia.org/r/q/Iee1bf1cbc8a519899e7f9dde508856bd4e5a5d2a
gerrit.wikimedia.org
https://phabricator.wikimedia.org/T412068
phabricator.wikimedia.org

Timeline

Published
Jan 9, 2026
Last Updated
Feb 12, 2026

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