CVE-2025-61634 NONE

CVE-2025-61634: HTML rest endpoint needs PoolCounter and proper parser cache check

Vendor Wikimedia Foundation
Product MediaWiki
Published February 2, 2026
Last update February 3, 2026

CVSS base score

0.0/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/RE:M/U:Green

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

February 2, 2026 CVE published
February 3, 2026 Record updated