What the vulnerability does
01Description
The YourMembership Single Sign On – YM SSO Login plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the 'moym_display_test_attributes' function in all versions up to, and including, 1.1.7. This makes it possible for unauthenticated attackers to read the profile data of the latest SSO login.
Explanation of Vulnerability in Simple Terms
02Summary
Login with YourMembership – YM SSO Login versions 1.1.7 and earlier lack proper authorization checks. An attacker without authentication can read sensitive information from the plugin. The vulnerability requires no user interaction and is exploitable over the network. Site administrators should update to a version newer than 1.1.7.
What an attacker can do
03Attacker Capabilities
Read sensitive information without logging in.
Potential impact on your site
04Site Impact
Unauthorized users can access confidential data exposed by the plugin.
Conditions required to exploit
05Prerequisites
Network access only; no authentication or user interaction required.
Key dates
06Disclosure timeline
October 15, 2025
CVE published
April 8, 2026
Record updated