{"id":"GHSA-6vfg-8ppv-h5hg","aliases":["CVE-2019-12467"],"title":"MediaWiki Incorrect Access Control vulnerability","titleSource":"OSV","descriptionSource":"OSV","declaredSeverity":"MODERATE","description":"MediaWiki through 1.32.1 has Incorrect Access Control (issue 1 of 3). A spammer can use Special:ChangeEmail to send out spam with no rate limiting or ability to block them. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.","severity":"medium","score":5.3,"published":"2022-05-24T16:49:54.000Z","modified":"2024-05-19T02:24:42.041Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"mediawiki/core","sources":[{"name":"OSV · GHSA-6vfg-8ppv-h5hg","url":"https://osv.dev/vulnerability/GHSA-6vfg-8ppv-h5hg"}],"ranges":[{"events":[{"introduced":"0"},{"fixed":"1.27.6"}],"type":"ECOSYSTEM"}],"versions":["1.20.3","1.20.4","1.20.5","1.20.6","1.20.7","1.20.8","1.21.0","1.21.1","1.21.10","1.21.11","1.21.2","1.21.3","1.21.4","1.21.5","1.21.6","1.21.7","1.21.8","1.21.9","1.22.0rc0","1.24.0","1.24.0-rc.0","1.24.0-rc.1","1.24.0-rc.2","1.24.0-rc.3","1.24.1","1.24.2","1.24.3","1.24.4","1.24.5","1.24.6","1.25.0","1.25.0-rc.0","1.25.1","1.25.2","1.25.3","1.25.4","1.25.5","1.25.6","1.26.0","1.26.1","1.26.2","1.26.3","1.26.4","1.27.0","1.27.0-rc.0","1.27.0-rc.1","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-6vfg-8ppv-h5hg","url":"https://osv.dev/vulnerability/GHSA-6vfg-8ppv-h5hg"}],"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-6vfg-8ppv-h5hg","url":"https://osv.dev/vulnerability/GHSA-6vfg-8ppv-h5hg"}],"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-6vfg-8ppv-h5hg","url":"https://osv.dev/vulnerability/GHSA-6vfg-8ppv-h5hg"}],"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-2019-12467","https://github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2019-12467.yaml","https://github.com/wikimedia/mediawiki","https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html","https://phabricator.wikimedia.org/T209794","https://seclists.org/bugtraq/2019/Jun/12","https://www.debian.org/security/2019/dsa-4460"],"sources":[{"name":"OSV","id":"GHSA-6vfg-8ppv-h5hg","modified":"2024-05-19T02:24:42.041925Z","url":"https://osv.dev/vulnerability/GHSA-6vfg-8ppv-h5hg"}],"assessments":[{"source":"OSV","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","score":5.3}],"products":[],"remediation":[],"kev":{"status":"not-listed","checkedAt":"2026-10-28T22:05:31.879Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}