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Tool Directory

CVE-2025-2594

HighPublished

User Registration & Membership < 4.1.3 - Authentication Bypass

Published: Apr 22, 2025
Updated: Aug 27, 2025
Assigning CNA: WPScan
Evidence observed: May 25, 2025

Primary CVSS

8.1/ 10High

nvd · CVSS 3.1

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

EPSS probability estimate

9.4%

Low · next 30 days

Percentile: 95.3%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

The User Registration & Membership WordPress plugin before 4.1.3 does not properly validate data in an AJAX action when the Membership Addon is enabled, allowing attackers to authenticate as any user, including administrators, by simply using the target account's user ID.

Sources

CVE-2025-2594PoC
User Registration & Membership <= 4.1.2 - Authentication Bypass
WordPress User Registration & Membership Plugin 4.1.2 - Authentication BypassExploit
Mohammed Idrees Banyamer · multiple · May 25, 2025

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