CVE-2024-47845 - CVE House
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Status published Medium CVE-2024-47845

CSS sanitizer used incorrectly, and is easily bypassed

Vulnerability Description

Improper Encoding or Escaping of Output vulnerability in The Wikimedia Foundation Mediawiki - CSS Extension allows Code Injection.This issue affects Mediawiki - CSS Extension: from 1.39.X before 1.39.9, from 1.41.X before 1.41.3, from 1.42.X before 1.42.2.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • BlankEclair
  • Bawolff

References

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CVE-2025-62699
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Affected Vendor

The Wikimedia Foundation

View all reports →

Affected Software

Mediawiki - CSS Extension
Vulnerable Versions:
1.39.x, 1.41.x, 1.42.x

Timeline

Official Publish: October 5th, 2024
Last Modified: October 7th, 2024
Added to House: July 22nd, 2026

CVSS Vectors

Weaknesses (CWE)

CWE-116

MITRE ATT&CK TTPs

T1189 Drive-by Compromise
Initial Access
T1190 Exploit Public-Facing Application
Initial Access
T1059 Command and Scripting Interpreter
Execution
T1565.002 Stored Data Manipulation
Impact