CVE-2026-33950

critical · 9.4

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.

9.4

CVSS

0.4%

EPSS (exploit prob.)

36th

EPSS percentile

2026-04-02

Published

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

Weaknesses

CWE-285CWE-288CWE-862

Affected products

Vendor	Product	Affected versions
signalk	signal_k_server	< 2.24.0
signalk	signal_k_server	2.24.0
signalk	signal_k_server	2.24.0
signalk	signal_k_server	2.24.0

Check a specific version with /api/v1/cve/match.

References

https://github.com/SignalK/signalk-server/releases/tag/v2.24.0-beta.4
https://github.com/SignalK/signalk-server/security/advisories/GHSA-x8hc-fqv3-7gwf

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-33950