Vulnerabilities > CVE-2022-21663 - Deserialization of Untrusted Data vulnerability in multiple products
Attack vector
NETWORK Attack complexity
LOW Privileges required
HIGH Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
WordPress 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.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- 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://www.debian.org/security/2022/dsa-5039
- https://lists.debian.org/debian-lts-announce/2022/01/msg00019.html
- https://blog.sonarsource.com/wordpress-object-injection-vulnerability/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DM6XPH3JN6V4NF4WBOJTOXZIVE6VKKE3/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4UNEC63UU5GEU47IIR4RMTZAHNEOJG/