CVE-2026-7654

CVE-2026-7654

The Admin Columns plugin for WordPress is vulnerable to PHP Object Injection leading to Remote Code Execution in versions up to and including 7.0.18. This is due to the use of `unserialize()` without an `allowed_classes` restriction in the…

Vulnerability class: Insecure Deserialization

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-7654?
CVE-2026-7654 is a high-severity vulnerability, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2026-06-05.
How severe is CVE-2026-7654?
High severity. CVSS v3 base score is 8.8 out of 10.