What the vulnerability does
01Description
Missing Authorization vulnerability in ryanpcmcquen Import external attachments import-external-attachments allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Import external attachments: from n/a through <= 1.5.12.
Explanation of Vulnerability in Simple Terms
02Summary
Import external attachments versions 1.5.12 and earlier lack proper authorization checks. A logged-in user with low privileges can modify attachment data without proper permission validation. The vulnerability affects data integrity but does not expose sensitive information or disrupt site availability.
What an attacker can do
03Attacker Capabilities
Modify attachment data without proper authorization.
Potential impact on your site
04Site Impact
Unauthorized users may alter attachment metadata or properties on your site.
Conditions required to exploit
05Prerequisites
Attacker must be logged in with low-level user privileges.
Key dates
06Disclosure timeline
December 16, 2025
CVE published
April 28, 2026
Record updated