CVE-2026-7502: Linkstackorg Linkstack

Medium severity, CVSS 5.4. EPSS: 0.4% chance of exploitation in the next 30 days.

A security vulnerability has been detected in LinkStackOrg LinkStack up to 4.8.6. The affected element is the function saveLink of the file app/Http/Controllers/UserController.php of the component Management Endpoint. The manipulation leads to authorization bypass. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. The pull request to fix this issue awaits acceptance.

Affected products

• Linkstackorg Linkstack: version 4.8.0 only; version 4.8.1 only; version 4.8.2 only; version 4.8.3 only; version 4.8.4 only; version 4.8.5 only; …

Published 2026-04-30. Last modified 2026-06-17.