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

CVE-2025-61643

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

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

MEDIUM · CVSS 6.1 EPSS 9e-05
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-212Improper Removal of Sensitive Information Before Storage or Transfer
▤

Affected Products & Versions

3
mediawiki< 1.39.14
mediawiki>= 1.43.0 and < 1.43.4
mediawikiall versions
▣

Scoring & Timeline

6.1
MEDIUM · 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:L/PR:N/UI:R/S:C/C:L/I:L/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
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/T403757Permissions Required
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