CVE-2021-39203

Name	CVE-2021-39203
Description	WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. In affected versions authenticated users who don't have permission to view private post types/data can bypass restrictions in the block editor under certain conditions. This affected WordPress 5.8 beta during the testing period. It's fixed in the final 5.8 release.
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)

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	(unstable)	(not affected)

Notes

- wordpress <not-affected> (Only affects 5.8 beta 1; vulnerable code introduced later)
https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-qxvw-qxm9-qvg6