What the vulnerability does
01Description
The Auto Attachments plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 1.8.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.
Explanation of Vulnerability in Simple Terms
02Summary
Auto Attachments versions 1.8.5 and earlier contain a cross-site scripting (XSS) vulnerability that allows high-privilege users to inject malicious scripts. The vulnerability requires high attack complexity and does not require user interaction. An attacker with administrative access can craft inputs that execute JavaScript in other users' browsers, potentially compromising site security.
What an attacker can do
03Attacker Capabilities
Inject and execute malicious JavaScript in other users' browsers.
Potential impact on your site
04Site Impact
An admin account compromise could allow script injection affecting other users and site functionality.
Conditions required to exploit
05Prerequisites
Attacker must have high-level administrative privileges and network access to the site.
Key dates
06Disclosure timeline
June 13, 2025
CVE published
April 8, 2026
Record updated
