Medium severity4.3NVD Advisory· Published Nov 28, 2025· Updated Apr 15, 2026

CVE-2025-13737

Description

The Nextend Social Login and Register plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.1.21. This is due to missing or incorrect nonce validation on the 'unlinkUser' function. This makes it possible for unauthenticated attackers to unlink the user's social login via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Affected products

Nextendweb/Nextend Social Loginllm-fuzzy
Range: <=3.1.21

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

plugins.trac.wordpress.org/browser/nextend-facebook-connect/tags/3.1.21/includes/provider.phpnvd
plugins.trac.wordpress.org/changeset/3404174/nextend-facebook-connect/trunk/includes/provider.phpnvd
www.wordfence.com/threat-intel/vulnerabilities/id/9c6b747e-d267-4fd3-a4fd-022aa657c796nvd

News mentions

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