{"id":"GHSA-277w-qpxr-2549","aliases":["CVE-2016-4567"],"title":"MediaElement Vulnerable to Reflected XSS","titleSource":"OSV","descriptionSource":"OSV","declaredSeverity":"MODERATE","description":"Cross-site scripting (XSS) vulnerability in flash/FlashMediaElement.swf in MediaElement.js before 2.21.0, as used in WordPress before 4.5.2, allows remote attackers to inject arbitrary web script or HTML via an obfuscated form of the jsinitfunction parameter, as demonstrated by \"jsinitfunctio%gn.\"","severity":"medium","score":6.1,"published":"2022-05-17T03:35:09.000Z","modified":"2024-04-25T21:57:34.247Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"npm","name":"mediaelement","sources":[{"name":"OSV · GHSA-277w-qpxr-2549","url":"https://osv.dev/vulnerability/GHSA-277w-qpxr-2549"}],"ranges":[{"events":[{"introduced":"0"},{"fixed":"2.11.1"}],"type":"SEMVER"}],"versions":[],"fixed":["2.11.1"]},{"ecosystem":"Packagist","name":"contao-components/mediaelement","sources":[{"name":"OSV · GHSA-277w-qpxr-2549","url":"https://osv.dev/vulnerability/GHSA-277w-qpxr-2549"}],"ranges":[{"events":[{"introduced":"2.14.2"},{"fixed":"2.21.1"}],"type":"ECOSYSTEM"}],"versions":["2.14.2","2.15.0","2.15.1","2.15.1.1","2.16.0","2.16.1","2.16.2","2.16.3","2.16.4","2.17.0","2.18.0","2.18.1","2.18.2","2.19.0","2.19.0.1","2.19.0.2","2.20.0","2.20.1","2.21.0"],"fixed":["2.21.1"]},{"ecosystem":"Packagist","name":"contao/core","sources":[{"name":"OSV · GHSA-277w-qpxr-2549","url":"https://osv.dev/vulnerability/GHSA-277w-qpxr-2549"}],"ranges":[{"events":[{"introduced":"3.0.0"},{"fixed":"3.5.15"}],"type":"ECOSYSTEM"}],"versions":["3.0.0","3.0.1","3.0.2","3.0.3","3.0.4","3.0.5","3.0.6","3.1.0","3.1.1","3.1.2","3.1.3","3.1.4","3.1.5","3.1.RC1","3.1.beta1","3.2.0","3.2.1","3.2.10","3.2.11","3.2.12","3.2.13","3.2.14","3.2.15","3.2.16","3.2.17","3.2.18","3.2.19","3.2.2","3.2.20","3.2.21","3.2.3","3.2.4","3.2.5","3.2.6","3.2.7","3.2.8","3.2.9","3.2.RC1","3.2.beta1","3.2.beta2","3.3.0","3.3.0-RC1","3.3.0-RC2","3.3.0-beta1","3.3.1","3.3.2","3.3.3","3.3.4","3.3.5","3.3.6","3.3.7","3.4.0","3.4.0-RC1","3.4.0-beta1","3.4.1","3.4.2","3.4.3","3.4.4","3.4.5","3.5.0","3.5.0-RC1","3.5.0-beta1","3.5.1","3.5.10","3.5.11","3.5.12","3.5.13","3.5.14","3.5.2","3.5.3","3.5.4","3.5.5","3.5.6","3.5.7","3.5.8","3.5.9"],"fixed":["3.5.15"]}],"sourceAffected":[],"references":["https://nvd.nist.gov/vuln/detail/CVE-2016-4567","https://github.com/johndyer/mediaelement/commit/34834eef8ac830b9145df169ec22016a4350f06e","https://github.com/mediaelement/mediaelement/commit/34834eef8ac830b9145df169ec22016a4350f06e","https://codex.wordpress.org/Version_4.5.2","https://contao.org/en/news/contao-3_5_15.html","https://core.trac.wordpress.org/changeset/37371","https://gist.github.com/cure53/df34ea68c26441f3ae98f821ba1feb9c","https://github.com/FriendsOfPHP/security-advisories/blob/master/contao-components/mediaelement/CVE-2016-4567.yaml","https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/core/CVE-2016-4567.yaml","https://github.com/johndyer/mediaelement/blob/master/changelog.md","https://github.com/mediaelement/mediaelement/blob/b992ccf5f0c04a207d98bbb0868420751a61ec90/changelog.md?plain=1#L1024","https://github.com/mediaelement/mediaelement/blob/master/changelog.md","https://web.archive.org/web/20170205142412/http://www.securitytracker.com/id/1035818","https://wordpress.org/news/2016/05/wordpress-4-5-2","https://wpvulndb.com/vulnerabilities/8488","http://www.openwall.com/lists/oss-security/2016/05/07/2","http://www.securitytracker.com/id/1035818"],"sources":[{"name":"OSV","id":"GHSA-277w-qpxr-2549","modified":"2024-04-25T21:57:34.247548Z","url":"https://osv.dev/vulnerability/GHSA-277w-qpxr-2549"}],"assessments":[{"source":"OSV","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1}],"products":[],"remediation":[],"kev":{"status":"not-listed","checkedAt":"2026-10-29T00:35:31.531Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}