{"id":"CVE-2014-5241","aliases":["DEBIAN-CVE-2014-5241","DSA-3011-1","EUVD-2014-5139","GHSA-3qgm-2h8m-458c","MGASA-2014-0309"],"status":"published","title":"The JSONP endpoint in includes/api/ApiFormatJson.php in MediaWiki before 1.19.18, 1.20.x through...","description":"The JSONP endpoint in includes/api/ApiFormatJson.php in MediaWiki before 1.19.18, 1.20.x through 1.22.x before 1.22.9, and 1.23.x before 1.23.2 accepts certain long callback values and does not restrict the initial bytes of a JSONP response, which allows remote attackers to conduct cross-site request forgery (CSRF) attacks, and obtain sensitive information, via a crafted OBJECT element with SWF content consistent with a restricted character set.","severity":{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00838,"percentile":0.58028,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-352"],"published":"2014-08-05T20:08:48Z","modified":"2026-10-23T15:47:34Z","fixes":[{"ecosystem":"Debian:12","package":"mediawiki","fixed_in":["1:1.19.18+dfsg-0.1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"mediawiki","fixed_in":["1:1.19.18+dfsg-0.1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"mediawiki","fixed_in":["1:1.19.18+dfsg-0.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.19.18+dfsg-0.1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.19.18+dfsg-0.1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.19.18+dfsg-0.1"}]}]},{"source":"osv","ecosystem":"Debian:7","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.19.18+dfsg-0+deb7u1"}]}],"versions":["1:1.19.10+dfsg-1","1:1.19.11+dfsg-0+deb7u1","1:1.19.11+dfsg-1","1:1.19.12+dfsg-1","1:1.19.13+dfsg-1","1:1.19.14+dfsg-0+deb7u1","1:1.19.14+dfsg-0+deb7u2","1:1.19.14+dfsg-1","1:1.19.15+dfsg-0+deb7u1","1:1.19.15+dfsg-1","1:1.19.15+dfsg-2","1:1.19.16+dfsg-0+deb7u1","1:1.19.16+dfsg-1","1:1.19.17+dfsg-1","1:1.19.5-1","1:1.19.5-1+deb7u1","1:1.19.6-1","1:1.19.7+dfsg-1","1:1.19.7+dfsg-1.1","1:1.19.8+dfsg-1","1:1.19.8+dfsg-2","1:1.19.8+dfsg-2.1","1:1.19.8+dfsg-2.2","1:1.19.9+dfsg-1","1:1.19.9+dfsg-2"],"bundled":2},{"source":"osv","ecosystem":"Mageia:3","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.23.2-1.mga3"}]}],"bundled":3},{"source":"osv","ecosystem":"Mageia:4","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.23.2-1.mga4"}]}],"bundled":3}],"products":[{"vendor":"mediawiki","product":"mediawiki"}],"references":[{"url":"https://lists.wikimedia.org/pipermail/mediawiki-announce/2014-July/000157.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://www.debian.org/security/2014/dsa-3011","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","advisory"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2014:153","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred","advisory"]},{"url":"http://secunia.com/advisories/59738","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"https://bugzilla.wikimedia.org/show_bug.cgi?id=68187","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Patch","Vendor Advisory","advisory","evidence","fix"]},{"url":"http://openwall.com/lists/oss-security/2014/08/14/5","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://advisories.mageia.org/MGASA-2014-0309.html","tags":["x_refsource_CONFIRM","x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-5241"},{"url":"https://github.com/advisories/GHSA-3qgm-2h8m-458c"},{"url":"https://security-tracker.debian.org/tracker/CVE-2014-5241","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2014-0309.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=13833","tags":["report"]},{"url":"http://lists.wikimedia.org/pipermail/mediawiki-announce/2014-July/000157.html","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2014-5241","description":"The JSONP endpoint in includes/api/ApiFormatJson.php in MediaWiki before 1.19.18, 1.20.x through 1.22.x before 1.22.9, and 1.23.x before 1.23.2 accepts certain long callback values and does not restrict the initial bytes of a JSONP response, which allows remote attackers to conduct cross-site request forgery (CSRF) attacks, and obtain sensitive information, via a crafted OBJECT element with SWF content consistent with a restricted character set.","status":"published","published":"2014-08-22T17:00:00Z","modified":"2024-08-06T11:41:47.649Z","updated_at":"2026-11-02T14:33:41.553118Z"}],"euvd":[{"id":"EUVD-2014-5139","description":"The JSONP endpoint in includes/api/ApiFormatJson.php in MediaWiki before 1.19.18, 1.20.x through 1.22.x before 1.22.9, and 1.23.x before 1.23.2 accepts certain long callback values and does not restrict the initial bytes of a JSONP response, which allows remote attackers to conduct cross-site request forgery (CSRF) attacks, and obtain sensitive information, via a crafted OBJECT element with SWF content consistent with a restricted character set.","status":"published","published":"2014-08-22T17:00:00Z","modified":"2024-08-06T11:41:47Z","updated_at":"2026-11-03T01:57:03.789124Z"}],"ghsa":[{"id":"GHSA-3qgm-2h8m-458c","title":"The JSONP endpoint in includes/api/ApiFormatJson.php in MediaWiki before 1.19.18, 1.20.x through...","description":"The JSONP endpoint in includes/api/ApiFormatJson.php in MediaWiki before 1.19.18, 1.20.x through 1.22.x before 1.22.9, and 1.23.x before 1.23.2 accepts certain long callback values and does not restrict the initial bytes of a JSONP response, which allows remote attackers to conduct cross-site request forgery (CSRF) attacks, and obtain sensitive information, via a crafted OBJECT element with SWF content consistent with a restricted character set.","status":"published","published":"2022-05-17T03:05:47Z","modified":"2023-01-27T05:06:36Z","cwes":["CWE-352"],"updated_at":"2026-11-02T14:42:57.198879Z"}],"nvd":[{"id":"CVE-2014-5241","description":"The JSONP endpoint in includes/api/ApiFormatJson.php in MediaWiki before 1.19.18, 1.20.x through 1.22.x before 1.22.9, and 1.23.x before 1.23.2 accepts certain long callback values and does not restrict the initial bytes of a JSONP response, which allows remote attackers to conduct cross-site request forgery (CSRF) attacks, and obtain sensitive information, via a crafted OBJECT element with SWF content consistent with a restricted character set.","status":"published","published":"2014-08-22T17:55:02.813Z","modified":"2026-06-17T00:11:15.607Z","cvss":[{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-352"],"updated_at":"2026-11-02T14:02:55.19899Z"}],"osv":[{"id":"CVE-2014-5241","description":"The JSONP endpoint in includes/api/ApiFormatJson.php in MediaWiki before 1.19.18, 1.20.x through 1.22.x before 1.22.9, and 1.23.x before 1.23.2 accepts certain long callback values and does not restrict the initial bytes of a JSONP response, which allows remote attackers to conduct cross-site request forgery (CSRF) attacks, and obtain sensitive information, via a crafted OBJECT element with SWF content consistent with a restricted character set.","status":"published","published":"2014-08-22T17:55:02Z","modified":"2026-04-16T06:25:33.474124577Z","updated_at":"2026-11-02T15:43:59.654289Z"},{"id":"DEBIAN-CVE-2014-5241","description":"The JSONP endpoint in includes/api/ApiFormatJson.php in MediaWiki before 1.19.18, 1.20.x through 1.22.x before 1.22.9, and 1.23.x before 1.23.2 accepts certain long callback values and does not restrict the initial bytes of a JSONP response, which allows remote attackers to conduct cross-site request forgery (CSRF) attacks, and obtain sensitive information, via a crafted OBJECT element with SWF content consistent with a restricted character set.","status":"published","published":"2014-08-22T17:55:02.813Z","modified":"2026-10-23T15:47:34.490646127Z","updated_at":"2026-11-02T15:45:26.134753Z"},{"id":"DSA-3011-1","title":"mediawiki - security update","status":"published","published":"2014-08-23T00:00:00Z","modified":"2026-03-09T01:18:09.247683Z","updated_at":"2026-11-02T15:46:15.843838Z"},{"id":"MGASA-2014-0309","title":"Updated mediawiki packages fix security vulnerabilities","description":"MediaWiki before 1.23.2 is vulnerable to JSONP injection in Flash\n(CVE-2014-5241), XSS in mediawiki.page.image.pagination.js (CVE-2014-5242),\nand clickjacking between OutputPage and ParserOutput (CVE-2014-5243).\n\nThis update provides MediaWiki 1.23.2, fixing these and other issues.\n","status":"published","published":"2014-08-05T20:08:48Z","modified":"2026-04-16T06:24:53.253706881Z","updated_at":"2026-11-02T15:49:39.488462Z"}]}}