CVE-2026-33950

CRITICAL EPSS 33.5%
Published Apr 2, 20262mo ago · Modified Jun 17, 20262w ago
9.4 CVSS 3.1
Critical
Find Similar
Published Apr 2, 2026 2mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
9.4
Exploitability
3.9
Impact
5.5
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability Low

Threat Intelligence

EPSS Exploit Probability
33.5% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 3

CWE-285
CWE-288
CWE-862 Missing Authorization Authorization

Affected Products 4

VendorProductVersionRange
signalksignal_k_server* <2.24.0
signalksignal_k_server2.24.0any
signalksignal_k_server2.24.0any
signalksignal_k_server2.24.0any

References 2

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

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.