CVE-2026-22712

MEDIUM
2026-01-09 c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
4.3
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

Lifecycle Timeline

4
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Feb 12, 2026 - 17:50 vuln.today
Public exploit code
Patch Released
Feb 12, 2026 - 17:50 nvd
Patch available
CVE Published
Jan 09, 2026 - 00:15 nvd
MEDIUM 4.3

Tags

Mediawiki Approved Revs

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.

Analysis

Improper output encoding in MediaWiki's Approved Revs extension through magic word replacement allows unauthenticated attackers to manipulate input data and conduct content injection attacks. Affected versions 1.39, 1.43, 1.44, and 1.45 are vulnerable to this network-accessible flaw that requires user interaction, and public exploit code exists. …

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Vendor patch is available.

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Priority Score

42
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +22
POC: +20

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CVE-2026-22712 vulnerability details – vuln.today
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