Vulnerability in Wikimedia Foundation MediaWiki, Wikimedia Foundation Cite. This vulnerability is associated with program files includes/Parser/CoreParserFunctions.Php, includes/Parser/Sanitizer.Php.

This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1; Cite: from * before 1.39.14, 1.43.4, 1.44.1.

Attack Vector Network

Attack Complexity High

Privileges Required None

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00063.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Wikimedia Foundation MediaWiki unaffected
Version Status Constraints
* affected < 1.39.14, 1.43.4, 1.44.1
Wikimedia Foundation Cite unaffected
Version Status Constraints
* affected < 1.39.14, 1.43.4, 1.44.1

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories
Source ID Title
Debian DLA Debian DLA DLA-4428-1 mediawiki security update
Debian DSA Debian DSA DSA-6085-1 mediawiki security update
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://nvd.nist.gov/vuln/detail/CVE-2025-67479 cve-icon
https://phabricator.wikimedia.org/T407131 cve-icon cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-67479 cve-icon
History

Tue, 03 Feb 2026 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Tue, 03 Feb 2026 13:15:00 +0000

Type Values Removed Values Added
Description Vulnerability in Wikimedia Foundation MediaWiki, Wikimedia Foundation Cite. This vulnerability is associated with program files includes/Parser/CoreParserFunctions.Php, includes/Parser/Sanitizer.Php. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1; Cite: from * before 1.39.14, 1.43.4, 1.44.1.
Title Magic word replacement in legacy parser allows using reserved data attributes through wikitext
Weaknesses CWE-915
References
Metrics threat_severity

None

 cvssV3_1

{'score': 0.0, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:N'}

cvssV4_0

{'score': 0, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:U'}

threat_severity

Low

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: wikimedia-foundation

Published:

Updated: 2026-02-03T15:32:35.931Z

Reserved: 2025-12-08T17:51:48.871Z

Link: CVE-2025-67479

cve-icon Vulnrichment

Updated: 2026-02-03T15:26:20.619Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-02-03T02:16:08.953

Modified: 2026-02-03T16:44:03.343

Link: CVE-2025-67479

cve-icon Redhat

Severity : Low

Publid Date: 2026-02-03T01:12:21Z

Links: CVE-2025-67479 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses