VULNERABILITY INTELLIGENCE

CVE-2016-9263

CVSS score4.7 MEDIUM

EPSS probability2.17%

CISA KEVNot currently listed

Published2017-10-12

Last modified2026-06-17

Description

WordPress through 4.8.2, when domain-based flashmediaelement.swf sandboxing is not used, allows remote attackers to conduct cross-domain Flash injection (XSF) attacks by leveraging code contained within the wp-includes/js/mediaelement/flashmediaelement.swf file.