CVE-2025-54597

HIGH NUCLEI

LinuxServer.io Heimdall < 2.7.3 - Cross-Site Scripting via q Parameter

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2025-54597 has a Nuclei detection template available — see the Nuclei card below for the Shodan/FOFA recon queries.

Description

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

Nuclei Templates (1)

Heimdall Application Dashboard < 2.7.3 - Reflected XSS
MEDIUMVERIFIEDby 0x_Akoko
Shodan: title:"Heimdall"
FOFA: app="Heimdall-Application-Dashboard"

References (2)

Core 2

Scores

CVSS v3 7.2
EPSS 0.0112
EPSS Percentile 78.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (1)
linuxserver/heimdall_application_dashboard < 2.7.3
Published Jul 27, 2025
Tracked Since Feb 18, 2026