What is CVE-2025-12158?

CVE-2025-12158 is a critical-severity vulnerability in Tanvirahmed1984 Simple User Capabilities, classified under Missing Authorization. CVSS score: 9.8/10. Published 2025-11-04.

How severe is CVE-2025-12158?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Tanvirahmed1984 Simple User Capabilities

CVE-2025-12158

The Simple User Capabilities plugin for WordPress is vulnerable to Privilege Escalation due to a missing capability check on the suc_submit_capabilities() function in all versions up to, and including, 1.0. This makes it possible for unauthenticated attackers to elevate the role of any user account to administrator.

Vulnerability class: Broken Access Control

EPSS: 0.004 (33.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Tanvirahmed1984 Simple User Capabilities — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

Frequently asked questions

What is CVE-2025-12158?: CVE-2025-12158 is a critical-severity vulnerability in Tanvirahmed1984 Simple User Capabilities, classified under Missing Authorization. CVSS score: 9.8/10. Published 2025-11-04.
How severe is CVE-2025-12158?: Critical severity. CVSS v3 base score is 9.8 out of 10.