Critical severity9.8NVD Advisory· Published Apr 1, 2024· Updated Apr 15, 2026
CVE-2023-51803
CVE-2023-51803
Description
LinuxServer.io Heimdall before 2.5.7 does not prevent use of icons that have non-image data such as the "<?php ?>" substring.
Patches
1d2184eef0a1bVulnerability mechanics
Generated by null/stub on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.
References
3News mentions
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