CVE-2026-33950

signalk-server: Privilege Escalation by Admin Role Injection via /enableSecurity

State: Published
Severity: 9.4 Critical
Published: Apr 2, 2026
Updated: Apr 3, 2026
Reserved: Mar 24, 2026

Description

Signal K Server is a server application that runs on a central hub in a boat. Prior to version 2.24.0-beta.4, there is a privilege escalation vulnerability by Admin Role Injection via /enableSecurity. An unauthenticated attacker can gain full Administrator access to the SignalK server at any time, allowing them to modify sensitive vessel routing data, alter server configurations, and access restricted endpoints. This issue has been patched in version 2.24.0-beta.4.

Scores

CVSS	Score	Vector	Source
3.1	9.4 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L	GitHub_M

Weaknesses

CWE-285 Improper Authorization
CWE-288 Authentication Bypass Using an Alternate Path or Channel
CWE-862 Missing Authorization

Affected Products

Product	Versions
signalk-serverSignalK	< 2.24.0-beta.4Affected

References

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