Vulnerability in Nmedia Simple User Registration

CVE-2026-0844

The Simple User Registration plugin for WordPress is vulnerable to privilege escalation in versions up to, and including, 6.7 due to insufficient restriction on the 'profile_save_field' function. This makes it possible for authenticated attackers, with minimal permissions such as a subscriber, to modify their user role by supplying the 'wp_capabilities' parameter during a profile update.

EPSS: 0.003 (21.4th 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

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-0844?
CVE-2026-0844 is a high-severity vulnerability in Nmedia Simple User Registration, classified under Improper Access Control. CVSS score: 8.8/10. Published 2026-01-28.
How severe is CVE-2026-0844?
High severity. CVSS v3 base score is 8.8 out of 10.