{"id":"CVE-2019-16528","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-16528","generatedAt":"2026-10-27T23:27:42.925Z","title":"An issue was discovered in the AbuseFilter extension for MediaWiki. includes/special/SpecialAbuseLog.php allows attackers to obtain sensitive information, such as deleted/suppressed usernames and summaries, from AbuseLog revision data.","description":"An issue was discovered in the AbuseFilter extension for MediaWiki. includes/special/SpecialAbuseLog.php allows attackers to obtain sensitive information, such as deleted/suppressed usernames and summaries, from AbuseLog revision data. This affects REL1_32 and REL1_33.","published":"2020-03-20T21:15:16.000Z","lastModified":"2026-06-17T02:22:22.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-532"],"affected":["mediawiki/abusefilter"],"epss":{"score":0.01318,"percentile":0.70596,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.32%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://gerrit.wikimedia.org/r/c/mediawiki/extensions/AbuseFilter/+/538051/","tags":["Patch"],"source":"cve@mitre.org"},{"url":"https://gerrit.wikimedia.org/r/c/mediawiki/extensions/AbuseFilter/+/538053/","tags":["Patch"],"source":"cve@mitre.org"},{"url":"https://gerrit.wikimedia.org/r/c/mediawiki/extensions/AbuseFilter/+/538054/","tags":["Patch"],"source":"cve@mitre.org"},{"url":"https://phabricator.wikimedia.org/T224203","tags":["Permissions Required"],"source":"cve@mitre.org"},{"url":"https://gerrit.wikimedia.org/r/c/mediawiki/extensions/AbuseFilter/+/538051/","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://gerrit.wikimedia.org/r/c/mediawiki/extensions/AbuseFilter/+/538053/","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://gerrit.wikimedia.org/r/c/mediawiki/extensions/AbuseFilter/+/538054/","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://phabricator.wikimedia.org/T224203","tags":["Permissions Required"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-16528","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}