{"cve":"CVE-2014-2242","nvd":{"published":"2014-03-02T04:57:25.887","modified":"2026-06-17T00:06:16.763","status":"Modified","description":"includes/upload/UploadBase.php in MediaWiki before 1.19.12, 1.20.x and 1.21.x before 1.21.6, and 1.22.x before 1.22.3 does not prevent use of invalid namespaces in SVG files, which allows remote attackers to conduct cross-site scripting (XSS) attacks via an SVG upload, as demonstrated by use of a W3C XHTML namespace in conjunction with an IFRAME element.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-79"],"references":["http://lists.wikimedia.org/pipermail/mediawiki-announce/2014-February/000141.html","http://openwall.com/lists/oss-security/2014/02/28/1","http://openwall.com/lists/oss-security/2014/03/01/2","http://www.securityfocus.com/bid/65910","https://bugzilla.redhat.com/show_bug.cgi?id=1071135"],"products":["mediawiki:mediawiki"],"source":"nvd","synced_at":"2026-10-19T20:32:06.812358378+00:00"},"epss":{"cve":"CVE-2014-2242","score":0.02441,"percentile":0.84309,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}