CVE-2016-9263

Name	CVE-2016-9263
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.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-1151-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
wordpress (PTS)	bullseye (security), bullseye	5.7.11+dfsg1-0+deb11u1	fixed
	bookworm, bookworm (security)	6.1.6+dfsg1-0+deb12u1	fixed
	trixie	6.8.1+dfsg1-1	fixed
	forky, sid	6.8.3+dfsg1-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
wordpress	source	wheezy	3.6.1+dfsg-1~deb7u17		DLA-1151-1
wordpress	source	(unstable)	4.1+dfsg-1

Notes

https://opnsec.com/2017/10/cve-2016-9263-unpatched-xsf-vulnerability-in-wordpress/
flashmediaelement.swf removed from source tree starting in 4.1+dfsg-1