{"id":"CVE-2019-12473","details":"Wikimedia MediaWiki 1.27.0 through 1.32.1 might allow DoS. Passing invalid titles to the API could cause a DoS by querying the entire watchlist table. Fixed in 1.32.2, 1.31.2, 1.30.2 and 1.27.6.","aliases":["GHSA-33xw-x3pr-rvqj"],"modified":"2026-04-16T04:41:18.027520031Z","published":"2019-07-10T16:15:11.290Z","references":[{"type":"ADVISORY","url":"https://www.debian.org/security/2019/dsa-4460"},{"type":"ADVISORY","url":"https://phabricator.wikimedia.org/T204729"},{"type":"ADVISORY","url":"https://seclists.org/bugtraq/2019/Jun/12"},{"type":"FIX","url":"https://lists.wikimedia.org/pipermail/wikitech-l/2019-June/092152.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wikimedia/mediawiki","events":[{"introduced":"758cd9d2371d529450448cdf7eb2f1f6e099cfee"},{"fixed":"b1558252c5478239b6ecc6d1950f07f938b12604"},{"introduced":"830bb58fa2d24eb93d45135c6becd53f6c50d491"},{"fixed":"49fde28a202bfbc89650908d8f5b55339d4bc8b6"},{"introduced":"5cfc9accca2cc2fb94060c309d562913b7bed57c"},{"fixed":"5951e3e30351dbef4afaceccad415b7702d49bc0"},{"introduced":"0fbb878ef366477535a709b0c2564bdcf4b176d1"},{"fixed":"a720399187069dd4134bdbcc33bce3fc09b7b658"}],"database_specific":{"versions":[{"introduced":"1.27.0"},{"fixed":"1.27.6"},{"introduced":"1.30.0"},{"fixed":"1.30.2"},{"introduced":"1.31.0"},{"fixed":"1.31.2"},{"introduced":"1.32.0"},{"fixed":"1.32.2"}]}}],"versions":["1.27.0","1.27.1","1.27.2","1.27.3","1.27.4","1.27.5","1.30.0","1.30.1","1.31.0","1.31.1","1.32.0","1.32.1"],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"9.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-12473.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}