CVE-2025-54081

SunshineService Has Unquoted Service Path That Allows Local SYSTEM Code Execution

Published Sep 23, 2025 CVSS 3.1 · 6.7 Medium EPSS < 1% KEV · Not listed
Description
Sunshine is a self-hosted game stream host for Moonlight. Prior to version 2025.923.33222, the Windows service SunshineService is installed with an unquoted executable path. If Sunshine is installed in a directory whose name includes a space, the Service Control Manager (SCM) interprets the path incrementally and may execute a malicious binary placed earlier in the search string. This issue has been patched in version 2025.923.33222.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-30921 Sunshine is a self-hosted game stream host for Moonlight. Prior to version 2025.923.33222, the Windows service SunshineService is installed with an unquoted executable path. If Sunshine is installed in a directory whose name includes a space, the Service Control Manager (SCM) interprets the path incrementally and may execute a malicious binary placed earlier in the search string. This issue has been patched in version 2025.923.33222.
History
Type Values Removed Values Added
CPEs cpe:2.3:a:lizardbyte:sunshine:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Lizardbyte
Lizardbyte sunshine
Microsoft
Microsoft windows
Vendors & Products Lizardbyte
Lizardbyte sunshine
Microsoft
Microsoft windows
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Sunshine is a self-hosted game stream host for Moonlight. Prior to version 2025.923.33222, the Windows service SunshineService is installed with an unquoted executable path. If Sunshine is installed in a directory whose name includes a space, the Service Control Manager (SCM) interprets the path incrementally and may execute a malicious binary placed earlier in the search string. This issue has been patched in version 2025.923.33222.
Title SunshineService Has Unquoted Service Path That Allows Local SYSTEM Code Execution
Weaknesses CWE-428
References
Metrics cvssV3_1

{'score': 6.7, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Sep 23, 2025, 7:17 PM
Reserved
Jul 16, 2025, 1:22 PM
Status
Analyzed
Published
Sep 23, 2025, 7:15 PM
Modified
Oct 11, 2026, 8:10 PM