CSRF in Frankkoenen Plugin Name: Login_register
CVE-2026-1503
The login_register plugin for WordPress is vulnerable to Cross-Site Request Forgery to Stored Cross-Site Scripting in all versions up to, and including, 1.2.0. This is due to missing nonce validation on the settings page and insufficient i…
Vulnerability class: CSRF (Cross-Site Request Forgery)
EPSS: 0.000 (4.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
Affected products
- Frankkoenen Plugin Name: Login_register — versions 0
Weakness classification (CWE)
References
- www.wordfence.com/threat-intel/vulnerabilities/id/8c82d209-3c69-4d6e-a129-d519f…
- plugins.trac.wordpress.org/browser/login-register/tags/1.2.0/login_register_adm…
- plugins.trac.wordpress.org/browser/login-register/tags/1.2.0/login_register_adm…
- plugins.trac.wordpress.org/browser/login-register/tags/1.2.0/login_register_adm…
Frequently asked questions
- What is CVE-2026-1503?
- CVE-2026-1503 is a medium-severity vulnerability in Frankkoenen Plugin Name: Login_register, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2026-03-21.
- How severe is CVE-2026-1503?
- Medium severity. CVSS v3 base score is 4.3 out of 10.