CVE-2025-54597: Linuxserver Heimdall Application Dashboard

Medium severity, CVSS 6.1. EPSS: 0.6% chance of exploitation in the next 30 days.

LinuxServer.io Heimdall before 2.7.3 allows XSS via the q parameter.

Affected products

• Linuxserver Heimdall Application Dashboard: before 2.7.3 (fixed in 2.7.3)

Published 2025-07-27. Last modified 2026-06-17.