How severe is CVE-2026-12158?

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

CSRF in Metagauss Registrationmagic – Custom Registration Forms, User Registration, Payment, And Login

CVE-2026-12158

The RegistrationMagic – User Registration Forms Plugin plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 6.0.9.1. This is due to missing or incorrect nonce validation on the process_requ…

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.002 (10.6th 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

Metagauss Registrationmagic – Custom Registration Forms, User Registration, Payment, And Login — versions 0

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

Frequently asked questions

What is CVE-2026-12158?: CVE-2026-12158 is a high-severity vulnerability in Metagauss Registrationmagic – Custom Registration Forms, User Registration, Payment, And Login, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2026-07-01.
How severe is CVE-2026-12158?: High severity. CVSS v3 base score is 8.8 out of 10.