CVE-2022-34912

NameCVE-2022-34912
DescriptionAn issue was discovered in MediaWiki before 1.37.3 and 1.38.x before 1.38.1. The contributions-title, used on Special:Contributions, is used as page title without escaping. Hence, in a non-default configuration where a username contains HTML entities, it won't be escaped.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3117-1, DSA-5246-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mediawiki (PTS)buster1:1.31.16-1+deb10u2vulnerable
buster (security)1:1.31.16-1+deb10u4fixed
bullseye1:1.35.4-1+deb11u2vulnerable
bullseye (security)1:1.35.8-1~deb11u1fixed
bookworm, sid1:1.35.8-1.1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mediawikisourcebuster1:1.31.16-1+deb10u3DLA-3117-1
mediawikisourcebullseye1:1.35.8-1~deb11u1DSA-5246-1
mediawikisource(unstable)1:1.35.7-1

Notes

https://phabricator.wikimedia.org/T308473
https://gerrit.wikimedia.org/r/c/mediawiki/core/+/807225/
https://lists.wikimedia.org/hyperkitty/list/wikitech-l@lists.wikimedia.org/thread/PIPYDRSHXOYW5DB7X755QDNUV5EZWPWB/

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