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CVE-2022-21663

HIGH 7.2 CVSS 3.1
Published
January 6, 2022
Last modified
June 17, 2026
NVD status
Modified
Reported by
security-advisories@github.com
Weakness
CWE-74, CWE-502
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Description

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.

Affected WordPress components

  • WordPress core
    Confirmed match
    Before 5.8.3

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • WordPress wordpress-develop — Version < 5.8.3
  • wordpress wordpress — Before 5.8.3

References

  • blog.sonarsource.com https://blog.sonarsource.com/wordpress-object-injection-vulnerability/ Exploit, Third Party Advisory
  • github.com https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-jmmq-m8p8-332h Third Party Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2022/01/msg00019.html Mailing List, Third Party Advisory
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CV4UNEC63UU5GEU47IIR4RMTZAHNEOJG/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DM6XPH3JN6V4NF4WBOJTOXZIVE6VKKE3/
  • wordpress.org https://wordpress.org/news/2022/01/wordpress-5-8-3-security-release/ Release Notes, Vendor Advisory
  • www.debian.org https://www.debian.org/security/2022/dsa-5039 Third Party Advisory
  • nvd.nist.gov Official NVD record