{"id":"CVE-2019-16738","aliases":["DEBIAN-CVE-2019-16738","DSA-4545-1","EUVD-2022-3016","GHSA-7hwr-f745-5rwq","MGASA-2019-0301","UBUNTU-CVE-2019-16738"],"status":"published","title":"MediaWiki information disclosure","description":"In MediaWiki through 1.33.0, Special:Redirect allows information disclosure of suppressed usernames via a User ID 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fedoraproject","product":"fedora"},{"vendor":"mediawiki","product":"mediawiki"}],"references":[{"url":"https://phabricator.wikimedia.org/T230402","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Patch","Third Party Advisory","fix","web","report"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7OMG3BMUHGWTAPYTK2NXM6CXF6FYLOUO/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","Broken Link","web"]},{"url":"https://www.debian.org/security/2019/dsa-4545","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://seclists.org/bugtraq/2019/Oct/32","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Mailing List","Third Party Advisory","advisory","web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QBAOLXETM5BOYQG6OQVHGB2LNLZUXVN6/","tags":["vendor-advisory","x_refsource_FEDORA","x_transferred","Broken Link","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-16738","tags":["advisory"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/mediawiki/core/CVE-2019-16738.yaml","tags":["web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7OMG3BMUHGWTAPYTK2NXM6CXF6FYLOUO","tags":["web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QBAOLXETM5BOYQG6OQVHGB2LNLZUXVN6","tags":["web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7OMG3BMUHGWTAPYTK2NXM6CXF6FYLOUO","tags":["web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QBAOLXETM5BOYQG6OQVHGB2LNLZUXVN6","tags":["web"]},{"url":"https://github.com/advisories/GHSA-7hwr-f745-5rwq"},{"url":"https://security-tracker.debian.org/tracker/CVE-2019-16738","tags":["advisory"]},{"url":"https://github.com/wikimedia/mediawiki","tags":["package"]},{"url":"https://advisories.mageia.org/MGASA-2019-0301.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=25566","tags":["report"]},{"url":"https://lists.wikimedia.org/pipermail/mediawiki-announce/2019-October/000236.html","tags":["web"]},{"url":"https://lists.wikimedia.org/pipermail/mediawiki-announce/2019-October/000238.html","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2019-16738","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-16738","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2019-16738","description":"In MediaWiki through 1.33.0, Special:Redirect allows information disclosure of suppressed usernames via a User ID Lookup.","status":"published","published":"2019-09-26T01:49:11Z","modified":"2024-08-05T01:24:48.186Z","updated_at":"2026-11-02T14:32:23.189113Z"}],"euvd":[{"id":"EUVD-2022-3016","description":"In MediaWiki through 1.33.0, Special:Redirect allows information disclosure of suppressed usernames via a User ID Lookup.","status":"published","published":"2019-09-26T01:49:11Z","modified":"2024-08-05T01:24:48Z","updated_at":"2026-11-03T02:40:31.468839Z"}],"ghsa":[{"id":"GHSA-7hwr-f745-5rwq","title":"MediaWiki information disclosure","description":"In MediaWiki through 1.33.0, Special:Redirect allows information disclosure of suppressed usernames via a User ID 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a User ID Lookup.","status":"published","published":"2019-09-26T02:15:10.833Z","modified":"2026-10-24T10:30:49.758531995Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:11.673963Z"},{"id":"DEBIAN-CVE-2019-16738","description":"In MediaWiki through 1.33.0, Special:Redirect allows information disclosure of suppressed usernames via a User ID Lookup.","status":"published","published":"2019-09-26T02:15:10.833Z","modified":"2026-09-21T07:01:36.855148727Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:31.867036Z"},{"id":"GHSA-7hwr-f745-5rwq","title":"MediaWiki information disclosure","description":"In MediaWiki through 1.33.0, Special:Redirect allows information disclosure of suppressed usernames via a User ID 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vulnerability","description":"Updated mediawiki packages fix security vulnerability:\n\nIn MediaWiki through 1.33.0, Special:Redirect allows information disclosure\nof suppressed usernames via a User ID Lookup (CVE-2019-16738).\n","status":"published","published":"2019-10-23T21:06:40Z","modified":"2026-04-16T04:42:31.204666265Z","updated_at":"2026-11-02T15:49:41.151324Z"}]}}