What the vulnerability does
01Description
Missing Authorization vulnerability in Brecht Visual Link Preview visual-link-preview allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Visual Link Preview: from n/a through <= 2.2.9.
Explanation of Vulnerability in Simple Terms
02Summary
Visual Link Preview versions 2.2.9 and earlier do not properly check user permissions before allowing access to sensitive data. An authenticated user with low privileges can read information they should not have access to. The vulnerability requires a valid user account but no additional user interaction. Update to a version newer than 2.2.9.
What an attacker can do
03Attacker Capabilities
Read sensitive data they should not have access to based on their user role.
Potential impact on your site
04Site Impact
Unauthorized information disclosure to authenticated users; data confidentiality breach.
Conditions required to exploit
05Prerequisites
Attacker must have a valid low-privilege user account on the site.
Key dates
06Disclosure timeline
February 3, 2026
CVE published
April 28, 2026
Record updated