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Description

Signal K Server is a server application that runs on a central hub in a boat. Prior to 1.5.0, a command injection vulnerability allows authenticated users with write permissions to execute arbitrary shell commands on the Signal K server when the set-system-time plugin is enabled. Unauthenticated users can also exploit this vulnerability if security is disabled on the Signal K server. This occurs due to unsafe construction of shell commands when processing navigation.datetime values received via WebSocket delta messages. This vulnerability is fixed in 1.5.0.

PUBLISHED Reserved 2026-01-13 | Published 2026-02-02 | Updated 2026-02-03 | Assigner GitHub_M




CRITICAL: 10.0CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Problem types

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Product status

< 1.5.0
affected

References

github.com/...server/security/advisories/GHSA-p8gp-2w28-mhwg

github.com/...ommit/75b11eae2de528bf89ede3fb1f7ed057ddbb4d24

cve.org (CVE-2026-23515)

nvd.nist.gov (CVE-2026-23515)

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