{"id":"GHSA-2qrr-c2gh-pr35","aliases":["CVE-2019-12474"],"title":"Wikimedia information leak vulnerability","titleSource":"OSV","descriptionSource":"OSV","declaredSeverity":"HIGH","description":"Wikimedia MediaWiki 1.23.0 through 1.32.1 has an information leak. Privileged API responses that include whether a recent change has been patrolled may be cached publicly. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.","severity":"high","score":7.5,"published":"2022-05-24T16:49:59.000Z","modified":"2024-05-19T02:24:42.484Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"mediawiki/core","sources":[{"name":"OSV · GHSA-2qrr-c2gh-pr35","url":"https://osv.dev/vulnerability/GHSA-2qrr-c2gh-pr35"}],"ranges":[{"events":[{"introduced":"1.27.0"},{"fixed":"1.27.6"}],"type":"ECOSYSTEM"}],"versions":["1.27.0","1.27.1","1.27.2","1.27.3","1.27.4","1.27.5"],"fixed":["1.27.6"]},{"ecosystem":"Packagist","name":"mediawiki/core","sources":[{"name":"OSV · GHSA-2qrr-c2gh-pr35","url":"https://osv.dev/vulnerability/GHSA-2qrr-c2gh-pr35"}],"ranges":[{"events":[{"introduced":"1.30.0"},{"fixed":"1.30.2"}],"type":"ECOSYSTEM"}],"versions":["1.30.0","1.30.1"],"fixed":["1.30.2"]},{"ecosystem":"Packagist","name":"mediawiki/core","sources":[{"name":"OSV · GHSA-2qrr-c2gh-pr35","url":"https://osv.dev/vulnerability/GHSA-2qrr-c2gh-pr35"}],"ranges":[{"events":[{"introduced":"1.31.0"},{"fixed":"1.31.2"}],"type":"ECOSYSTEM"}],"versions":["1.31.0","1.31.1"],"fixed":["1.31.2"]},{"ecosystem":"Packagist","name":"mediawiki/core","sources":[{"name":"OSV · GHSA-2qrr-c2gh-pr35","url":"https://osv.dev/vulnerability/GHSA-2qrr-c2gh-pr35"}],"ranges":[{"events":[{"introduced":"1.32.0"},{"fixed":"1.32.2"}],"type":"ECOSYSTEM"}],"versions":["1.32.0","1.32.1"],"fixed":["1.32.2"]}],"sourceAffected":[],"references":["https://nvd.nist.gov/vuln/detail/CVE-2019-12474","https://github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2019-12474.yaml","https://github.com/wikimedia/mediawiki","https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html","https://phabricator.wikimedia.org/T212118","https://seclists.org/bugtraq/2019/Jun/12","https://www.debian.org/security/2019/dsa-4460"],"sources":[{"name":"OSV","id":"GHSA-2qrr-c2gh-pr35","modified":"2024-05-19T02:24:42.484135Z","url":"https://osv.dev/vulnerability/GHSA-2qrr-c2gh-pr35"}],"assessments":[{"source":"OSV","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5}],"products":[],"remediation":[],"kev":{"status":"not-listed","checkedAt":"2026-10-28T20:20:32.181Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}