{"id":"CVE-2015-2941","url":"https://www.cyber-defence.io/tools/cve/CVE-2015-2941","generatedAt":"2026-10-27T23:08:27.313Z","title":"Cross-site scripting (XSS) vulnerability in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM, allows remote attackers to inject arbitrary web script or HTML via an invalid parameter in a wddx format request to…","description":"Cross-site scripting (XSS) vulnerability in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2, when using HHVM, allows remote attackers to inject arbitrary web script or HTML via an invalid parameter in a wddx format request to api.php, which is not properly handled in an error message, related to unsafe calls to wddx_serialize_value.","published":"2015-04-13T14:59:14.000Z","lastModified":"2026-06-17T00:25:01.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":4.3,"severity":"MEDIUM","vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N"},"cwe":["CWE-79"],"affected":["mediawiki/mediawiki"],"epss":{"score":0.02095,"percentile":0.81535,"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":"low","text":"Lower severity and a low EPSS score (2.10%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://www.openwall.com/lists/oss-security/2015/04/01/1","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2015/04/07/3","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/73477","source":"cve@mitre.org"},{"url":"https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html","tags":["Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://phabricator.wikimedia.org/T85851","tags":["Exploit"],"source":"cve@mitre.org"},{"url":"https://security.gentoo.org/glsa/201510-05","source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2015/04/01/1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2015/04/07/3","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/73477","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://phabricator.wikimedia.org/T85851","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201510-05","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2015-2941","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."}