Vulnerability in Wordpress Wordpress-develop
CVE-2022-21663
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 i…
EPSS: 0.003 (54.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Wordpress Wordpress-develop — versions < 5.8.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- wordpress.org/news/2022/01/wordpress-5-8-3-security-release/ (x_refsource_MISC)
- github.com/WordPress/wordpress-develop/security/advisories/GHSA-jmmq-m8p8-332h (x_refsource_CONFIRM)
- DSA-5039 (vendor-advisory, x_refsource_DEBIAN)
- FEDORA-2022-8472dd59ff (vendor-advisory, x_refsource_FEDORA)
- FEDORA-2022-e37e1e6c7a (vendor-advisory, x_refsource_FEDORA)
- [debian-lts-announce] 20220123 [SECURITY] [DLA 2884-1] wordpress security update (mailing-list, x_refsource_MLIST)
- blog.sonarsource.com/wordpress-object-injection-vulnerability/ (x_refsource_MISC)
Frequently asked questions
- What is CVE-2022-21663?
- CVE-2022-21663 is a medium-severity vulnerability in Wordpress Wordpress-develop, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.6/10. Published 2022-01-06.
- How severe is CVE-2022-21663?
- Medium severity. CVSS v3 base score is 6.6 out of 10.
- Is CVE-2022-21663 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.