CVE-2017-6814

Name	CVE-2017-6814
Description	In WordPress before 4.7.3, there is authenticated Cross-Site Scripting (XSS) via Media File Metadata. This is demonstrated by both (1) mishandling of the playlist shortcode in the wp_playlist_shortcode function in wp-includes/media.php and (2) mishandling of meta information in the renderTracks function in wp-includes/js/mediaelement/wp-playlist.js.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-860-1, DSA-3815-1
Debian Bugs	857026

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
wordpress (PTS)	buster	5.0.15+dfsg1-0+deb10u1	fixed
	buster (security)	5.0.21+dfsg1-0+deb10u1	fixed
	bullseye (security), bullseye	5.7.8+dfsg1-0+deb11u2	fixed
	bookworm	6.1.1+dfsg1-1	fixed
	sid, trixie	6.5.2+dfsg1-1	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
wordpress	source	wheezy	3.6.1+dfsg-1~deb7u14	DLA-860-1
wordpress	source	jessie	4.1+dfsg-1+deb8u13	DSA-3815-1
wordpress	source	(unstable)	4.7.3+dfsg-1		857026

Notes

https://wordpress.org/news/2017/03/wordpress-4-7-3-security-and-maintenance-release/
https://github.com/WordPress/WordPress/commit/28f838ca3ee205b6f39cd2bf23eb4e5f52796bd7