CVE-2023-51803

CRITICAL

LinuxServer.io Heimdall <2.5.7 - Info Disclosure

Title source: llm

LinuxServer.io Heimdall before 2.5.7 does not prevent use of icons that have non-image data such as the "<?php ?>" substring.

Core 3

Core References

Issue Tracking

Issue Tracking

Release Notes

CVSS v3 9.8

EPSS 0.0070

EPSS Percentile 48.2%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vulnrichment

Exploitation none

Automatable yes

Technical Impact total

CWE

CWE-674

Status published

Published Apr 01, 2024

Tracked Since Feb 18, 2026