Vulnerability 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.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://plugins.trac.wordpress.org/browser/nextend-facebook-connect/tags/3.1.21/
- https://plugins.trac.wordpress.org/changeset/3404174/nextend-facebook-connect/tr
- https://www.wordfence.com/threat-intel/vulnerabilities/id/9c6b747e-d267-4fd3-a4f
FAQ
What is CVE-2025-13737?
CVE-2025-13737 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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 validatio...
How severe is CVE-2025-13737?
CVE-2025-13737 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-13737?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.