CSRF in Darendev Simple Theme Changer

CVE-2025-14391

The Simple Theme Changer plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.0. This is due to missing or incorrect nonce validation. This makes it possible for unauthenticated attackers to update the plugin's settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.001 (1.3th 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

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-14391?
CVE-2025-14391 is a medium-severity vulnerability in Darendev Simple Theme Changer, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2025-12-12.
How severe is CVE-2025-14391?
Medium severity. CVSS v3 base score is 4.3 out of 10.