CVE-2013-7343: Flowplayer HTML5

Medium severity, CVSS 4.3. EPSS: 1.5% chance of exploitation in the next 30 days.

Cross-site scripting (XSS) vulnerability in flowplayer.swf in the Flash fallback feature in Flowplayer HTML5 5.4.3 allows remote attackers to inject arbitrary web script or HTML by using URL encoding within the callback parameter name. NOTE: this vulnerability exists because of an incomplete fix for CVE-2013-7342.

Affected products

• Flowplayer Flowplayer HTML5: version 5.4.3 only

Published 2014-03-24. Last modified 2026-06-17.