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Medium severity4.8OSV Advisory· Published Feb 3, 2026· Updated Jun 17, 2026

CVE-2025-61639

CVE-2025-61639

Description

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/logging/ManualLogEntry.Php, includes/recentchanges/RecentChangeFactory.Php, includes/recentchanges/RecentChangeStore.Php.

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

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Wikimedia Foundation/MediawikiOSV2 versions
    1.1.0, 1.3.0beta1, 1.39.0, …+ 1 more
    • (no CPE)range: 1.1.0, 1.3.0beta1, 1.39.0, …
    • (no CPE)range: <1.39.14, 1.43.4, 1.44.1
  • MediaWiki/Mediawiki
    cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
    Range: <1.39.14

Patches

Vulnerability mechanics

References

1

News mentions

0

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