What the vulnerability does
01Description
The MailerPress – Newsletter, email marketing & AI automation plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on the `mailerpress/v1/contact` endpoint in all versions up to, and including, 1.5.0. This makes it possible for unauthenticated attackers to update contact details.
Explanation of Vulnerability in Simple Terms
02Summary
MailerPress versions up to 1.5.0 lack proper authorization checks, allowing unauthenticated attackers to modify data on the site. The vulnerability requires only network access and no user interaction. An attacker can alter information without needing valid credentials or admin privileges.
What an attacker can do
03Attacker Capabilities
Modify site data without authentication or admin access.
Potential impact on your site
04Site Impact
Unauthorized changes to site content or settings via MailerPress without any user action.
Conditions required to exploit
05Prerequisites
Network access only; no authentication or user interaction required.
Key dates
06Disclosure timeline
July 31, 2026
CVE published