CVE-2026-33950

EUVD-2026-18372
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.4 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 8%
Affected Products (NVD)
VendorProductVersion
signalksignal_k_server
𝑥
< 2.24.0
signalksignal_k_server
2.24.0:beta1
signalksignal_k_server
2.24.0:beta2
signalksignal_k_server
2.24.0:beta3
𝑥
= Vulnerable software versions
Common Weakness Enumeration
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