What the vulnerability does
01Description
The Lisfinity Core - Lisfinity Core plugin used for pebas® Lisfinity WordPress theme plugin for WordPress is vulnerable to privilege escalation via password update in all versions up to, and including, 1.4.0. This is due to the plugin not properly validating a user's identity prior to updating their password. This makes it possible for authenticated attackers, with Subscriber-level access and above, to change arbitrary user's passwords, including those of administrators.
Explanation of Vulnerability in Simple Terms
02Summary
The Lisfinity Core WordPress plugin through version 1.4.0 contains an authorization flaw that allows authenticated users with low privileges to read, modify, or delete sensitive data and functionality. An attacker with a basic user account can escalate their access to perform actions restricted to administrators. This vulnerability affects all installations of the plugin up to and including version 1.4.0.
What an attacker can do
03Attacker Capabilities
Read, modify, or delete sensitive site data and functionality with a low-privilege user account.
Potential impact on your site
04Site Impact
Any registered user can access and modify restricted content, user data, and site settings without authorization.
Conditions required to exploit
05Prerequisites
Attacker must have a valid low-privilege user account on the WordPress site.
Key dates
06Disclosure timeline
October 9, 2025
CVE published
April 8, 2026
Record updated
