What is CVE-2026-4261?

CVE-2026-4261 is a high-severity vulnerability in Husobj Expire Users, classified under Missing Authorization. CVSS score: 8.8/10. Published 2026-03-21.

How severe is CVE-2026-4261?

High severity. CVSS v3 base score is 8.8 out of 10.

Auth bypass in Husobj Expire Users

CVE-2026-4261

The Expire Users plugin for WordPress is vulnerable to Privilege Escalation in all versions up to, and including, 1.2.2. This is due to the plugin allowing a user to update the 'on_expire_default_to_role' meta through the 'save_extra_user_…

Vulnerability class: Broken Access Control

EPSS: 0.001 (18.5th 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

Husobj Expire Users — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

www.wordfence.com/threat-intel/vulnerabilities/id/d676700b-8c53-4e09-a654-76781…
plugins.trac.wordpress.org/browser/expire-users/tags/1.2.2/admin/expire-user.php

Frequently asked questions

What is CVE-2026-4261?: CVE-2026-4261 is a high-severity vulnerability in Husobj Expire Users, classified under Missing Authorization. CVSS score: 8.8/10. Published 2026-03-21.
How severe is CVE-2026-4261?: High severity. CVSS v3 base score is 8.8 out of 10.