{"id":"CVE-2017-8814","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-8814","generatedAt":"2026-10-28T20:11:50.140Z","title":"The language converter in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 allows attackers to replace text inside tags via a rule definition followed by \"a lot of junk.\"","description":"The language converter in MediaWiki before 1.27.4, 1.28.x before 1.28.3, and 1.29.x before 1.29.2 allows attackers to replace text inside tags via a rule definition followed by \"a lot of junk.\"","published":"2017-11-15T08:29:01.000Z","lastModified":"2026-06-17T01:27:00.000Z","status":"Modified","sourceIdentifier":"security@debian.org","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"cwe":["CWE-20"],"affected":["mediawiki/mediawiki","debian/debian linux"],"epss":{"score":0.01606,"percentile":0.7574,"date":"2026-10-27","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 (1.61%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.securitytracker.com/id/1039812","tags":["Third Party Advisory","VDB Entry"],"source":"security@debian.org"},{"url":"https://lists.wikimedia.org/pipermail/mediawiki-announce/2017-November/000216.html","tags":["Mailing List","Patch","Vendor Advisory"],"source":"security@debian.org"},{"url":"https://www.debian.org/security/2017/dsa-4036","tags":["Third Party Advisory"],"source":"security@debian.org"},{"url":"http://www.securitytracker.com/id/1039812","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.wikimedia.org/pipermail/mediawiki-announce/2017-November/000216.html","tags":["Mailing List","Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.debian.org/security/2017/dsa-4036","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-8814","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."}