CVE-2022-21663

NameCVE-2022-21663
DescriptionWordPress is a free and open-source content management system written in PHP and paired with a MariaDB database. On a multisite, users with Super Admin role can bypass explicit/additional hardening under certain conditions through object injection. This has been patched in WordPress version 5.8.3. Older affected versions are also fixed via security release, that go back till 3.7.37. We strongly recommend that you keep auto-updates enabled. There are no known workarounds for this issue.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2884-1, DSA-5039-1
Debian Bugs1003243

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
wordpress (PTS)bullseye (security), bullseye5.7.11+dfsg1-0+deb11u1fixed
bookworm, bookworm (security)6.1.6+dfsg1-0+deb12u1fixed
sid, trixie6.6.1+dfsg1-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
wordpresssourcestretch4.7.22+dfsg-0+deb9u1DLA-2884-1
wordpresssourcebuster5.0.15+dfsg1-0+deb10u1DSA-5039-1
wordpresssourcebullseye5.7.5+dfsg1-0+deb11u1DSA-5039-1
wordpresssource(unstable)5.8.3+dfsg1-11003243

Notes

https://wordpress.org/news/2022/01/wordpress-5-8-3-security-release/
https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-jmmq-m8p8-332h
https://hackerone.com/reports/541469

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