{"id":"CVE-2026-102974","aliases":["DEBIAN-CVE-2026-102974","UBUNTU-CVE-2026-102974"],"status":"published","description":"[Unknown description]","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2026-10-02T00:00:00Z","modified":"2026-10-17T12:57:56Z","fixes":[{"ecosystem":"Debian:14","package":"mediawiki","fixed_in":["1:1.43.10+dfsg-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.39.10-1","1:1.39.10-1~deb12u1","1:1.39.12-1~deb12u1","1:1.39.13-1~deb12u1","1:1.39.17-1+deb12u2","1:1.39.17-1~deb12u1","1:1.39.2-1","1:1.39.4-1","1:1.39.4-1~deb12u1","1:1.39.4-2","1:1.39.5-1","1:1.39.5-1~deb12u1","1:1.39.6-1","1:1.39.7-1","1:1.39.7-1~deb12u1","1:1.39.8-1","1:1.43.0+dfsg-1","1:1.43.0+dfsg-2","1:1.43.1+dfsg-1","1:1.43.1+dfsg-2","1:1.43.10+dfsg-1","1:1.43.11+dfsg-1","1:1.43.3+dfsg-1","1:1.43.5+dfsg-1","1:1.43.6+dfsg-1","1:1.43.6+dfsg-1~deb13u1","1:1.43.6+dfsg-2","1:1.43.8+dfsg-1","1:1.43.8+dfsg-1~deb13u1","1:1.43.8+dfsg-2","1:1.43.9+dfsg-1","1:1.43.9+dfsg-1~deb13u1"]},{"source":"osv","ecosystem":"Debian:13","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.43.10+dfsg-1","1:1.43.11+dfsg-1","1:1.43.3+dfsg-1","1:1.43.5+dfsg-1","1:1.43.6+dfsg-1","1:1.43.6+dfsg-1~deb13u1","1:1.43.6+dfsg-2","1:1.43.8+dfsg-1","1:1.43.8+dfsg-1~deb13u1","1:1.43.8+dfsg-2","1:1.43.9+dfsg-1","1:1.43.9+dfsg-1~deb13u1"]},{"source":"osv","ecosystem":"Debian:14","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.43.10+dfsg-1"}]}],"versions":["1:1.43.3+dfsg-1","1:1.43.5+dfsg-1","1:1.43.6+dfsg-1","1:1.43.6+dfsg-1~deb13u1","1:1.43.6+dfsg-2","1:1.43.8+dfsg-1","1:1.43.8+dfsg-1~deb13u1","1:1.43.8+dfsg-2","1:1.43.9+dfsg-1","1:1.43.9+dfsg-1~deb13u1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.27.3-1","1:1.27.4-1","1:1.27.4-2","1:1.27.4-3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.31.2-1ubuntu1","1:1.31.5-1","1:1.31.5-1ubuntu1","1:1.31.5-2","1:1.31.5-3","1:1.31.5-3ubuntu1","1:1.31.6-1","1:1.31.7-1","1:1.31.7-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.35.3-1","1:1.35.4-1","1:1.35.5-1","1:1.35.5-1ubuntu1","1:1.35.5-1ubuntu2","1:1.35.5-1ubuntu3","1:1.35.6-1","1:1.35.6-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.39.4-2","1:1.39.5-1","1:1.39.6-1","1:1.39.7-1","1:1.39.7-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.43.8+dfsg-2","1:1.43.9+dfsg-1","1:1.43.9+dfsg-1ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:1.43.3+dfsg-1","1:1.43.5+dfsg-1","1:1.43.6+dfsg-2","1:1.43.8+dfsg-1","1:1.43.8+dfsg-2"]}],"references":[{"url":"https://security-tracker.debian.org/tracker/CVE-2026-102974","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-102974","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-102974","tags":["report"]},{"url":"https://lists.wikimedia.org/hyperkitty/list/wikitech-l@lists.wikimedia.org/thread/4WXGIT3HVZ7QSELSPT6BX7XUFM6UMW2D/","tags":["report"]},{"url":"https://phabricator.wikimedia.org/T435457","tags":["report"]},{"url":"https://gerrit.wikimedia.org/r/c/mediawiki/core/+/1347844","tags":["report"]},{"url":"https://gerrit.wikimedia.org/r/c/mediawiki/core/+/1347892","tags":["report"]}],"sources":{"osv":[{"id":"DEBIAN-CVE-2026-102974","status":"published","published":"2026-10-02T13:47:26.538737573Z","modified":"2026-10-07T17:00:57.762312948Z","updated_at":"2026-11-02T15:45:48.903138Z"},{"id":"UBUNTU-CVE-2026-102974","description":"[Unknown description]","status":"published","published":"2026-10-02T00:00:00Z","modified":"2026-10-17T12:57:56.322990866Z","updated_at":"2026-11-02T16:55:58.519486Z"}]}}