Input validation error in WordPress - CVE-2024-31211
Published: December 8, 2023 / Updated: July 23, 2026
Vulnerability identifier: #VU84032
CSH Severity: High
CVSS v4: 9.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-31211
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send specially crafted requests to the website and execute arbitrary code on the system.
According to the vendor, the vulnerability is not directly exploitable in core, however it can be used against installations with plugins and especially against multisite installations.
Affected software
WordPress
How to mitigate CVE-2024-31211
Install updates from vendor's website.
WordPress - update to 6.4.2