What is CVE-2026-7654?

CVE-2026-7654 is a high-severity vulnerability in Codepress Admin Columns, 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.

Is CVE-2026-7654 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Deserialization in Codepress Admin Columns

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

EPSS: 0.007 (47.2th percentile) — read the EPSS interpretation.

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.

Affected products

Codepress Admin Columns — versions 0

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

Public proof-of-concept exploits

izxci/CVE-2026-7654

References

Frequently asked questions

What is CVE-2026-7654?: CVE-2026-7654 is a high-severity vulnerability in Codepress Admin Columns, 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.
Is CVE-2026-7654 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.