CVE-2025-32700

NameCVE-2025-32700
DescriptionExposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation AbuseFilter. This vulnerability is associated with program files includes/Api/QueryAbuseLog.Php, includes/Pager/AbuseLogPager.Php, includes/Special/SpecialAbuseLog.Php, includes/View/AbuseFilterViewExamine.Php. This issue affects AbuseFilter: from >= 1.43.0 before 1.43.1.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mediawiki (PTS)bullseye1:1.35.13-1+deb11u2fixed
bullseye (security)1:1.35.13-1+deb11u3fixed
bookworm1:1.39.12-1~deb12u1fixed
bookworm (security)1:1.39.13-1~deb12u1fixed
sid, trixie1:1.43.3+dfsg-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mediawikisourcebullseye(not affected)
mediawikisourcebookworm(not affected)
mediawikisource(unstable)1:1.43.1+dfsg-1

Notes

[bookworm] - mediawiki <not-affected> (Vulnerable code introduced later)
[bullseye] - mediawiki <not-affected> (Vulnerable code introduced later)
https://phabricator.wikimedia.org/T389235
Introduced by https://gerrit.wikimedia.org/r/c/mediawiki/extensions/AbuseFilter/+/1026560 (REL1_43)
Fixed by https://gerrit.wikimedia.org/r/c/mediawiki/extensions/AbuseFilter/+/1135788

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