What the vulnerability does
01Description
The Zip Attachments plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check as well as missing post status validation in the za_create_zip_callback function in all versions up to, and including, 1.6. This makes it possible for unauthenticated attackers to download attachments from private and password-protected posts.
Explanation of Vulnerability in Simple Terms
02Summary
Zip Attachments versions 1.6 and earlier lack proper authorization checks, allowing unauthenticated attackers to read sensitive information through the plugin. The vulnerability requires only network access and no user interaction. Site administrators should update to a version newer than 1.6 as soon as a patch becomes available.
What an attacker can do
03Attacker Capabilities
Read sensitive information without authentication.
Potential impact on your site
04Site Impact
Unauthorized users can access sensitive data exposed by the plugin without logging in.
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