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CVE-2026-22712

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Date: January 8, 2026

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.

Severity Score

Related Resources (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-22712
https://gerrit.wikimedia.org/r/q/Iee1bf1cbc8a519899e7f9dde508856bd4e5a5d2a
https://phabricator.wikimedia.org/T412068
https://www.mend.io/vulnerability-database/CVE-2026-22712

Severity Score

Weakness Type (CWE)

Improper Encoding or Escaping of Output

CWE-116

Top Fix

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Upgrade Version

Upgrade to version https://github.com/wikimedia/mediawiki-extensions-ApprovedRevs.git - 2.3.1

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): CHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): LOW

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