What the vulnerability does
01Description
Authorization Bypass Through User-Controlled Key vulnerability in Cozmoslabs Paid Member Subscriptions paid-member-subscriptions allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Paid Member Subscriptions: from n/a through <= 2.16.8.
Explanation of Vulnerability in Simple Terms
02Summary
Paid Member Subscriptions versions 2.16.8 and earlier contain a denial-of-service vulnerability. An authenticated attacker with low privileges can trigger a condition that makes the site unavailable or unresponsive. The vulnerability requires network access and valid login credentials but no user interaction from the victim.
What an attacker can do
03Attacker Capabilities
Make the site unavailable or unresponsive to legitimate users.
Potential impact on your site
04Site Impact
Site downtime or performance degradation affecting all visitors until the attack stops or the plugin is patched.
Conditions required to exploit
05Prerequisites
Valid login credentials with low-level privileges; network access to the site.
Key dates
06Disclosure timeline
February 20, 2026
CVE published
April 29, 2026
Record updated