Home/CVE/Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Rest/Handl
CVE

CVE-2025-61634

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Rest/Handl

Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Rest/Handler/PageHTMLHandler.Php. This issue affects MediaWiki: from * before 1.39.14, 1.43.4, 1.44.1.

LOW · CVSS 3.1 EPSS 9e-05
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
▤

Affected Products & Versions

3
mediawiki< 1.39.14
mediawiki>= 1.39.15 and < 1.43.4
mediawiki>= 1.43.5 and < 1.44.1
▣

Scoring & Timeline

3.1
LOW · CVSS v3.1 · c4f26cc8-17ff-4c99-b5e2-38fc1793eacc
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD03 Feb 2026 · 12:16 AM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://phabricator.wikimedia.org/T387478Permissions Required
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