CVE-2025-3921: Access Control Flaw (CVSS 8.2)

Description

The PeproDev Ultimate Profile Solutions plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the handel_ajax_req() function in versions 1.9.1 to 7.5.2. This makes it possible for unauthenticated attackers to update arbitrary user's metadata which can be leveraged to block an administrator from accessing their site when wp_capabilities is set to 0.

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CVSS v3.1 Score

8.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L

Weakness Type (CWE)

CWE-285 CWE-285

References

Other References

https://plugins.trac.wordpress.org/browser/peprodev-ups/tags/7.5.2/login/login.php#L1483 https://wordpress.org/plugins/peprodev-ups/#developers https://www.wordfence.com/threat-intel/vulnerabilities/id/a881ca02-cef9-4f4b-8a62-e241c4c80004?source=cve

Frequently Asked Questions

What is CVE-2025-3921? +

The PeproDev Ultimate Profile Solutions plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the handel_ajax_req() function in versions 1.9.1 to 7.5.2. This makes it possible for unauthenticated attackers to update arbitrary user's metadata which can be leveraged to block an administrator from accessing their site when wp_capabilities is set to 0. It has a CVSS v3.1 base score of 8.2 (HIGH).

How severe is CVE-2025-3921? +

CVE-2025-3921 has a CVSS v3.1 score of 8.2 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

How do I check if I'm vulnerable to CVE-2025-3921? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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