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CVE-2025-68273— Signal K Server Vulnerable to Unauthenticated Information Disclosure via Exposed Endpoints

Quick assessment

Affected
SignalK signalk-server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Signal K Server是Signal K开源的一个船用中央服务器。 Signal K Server 2.19.0之前版本存在信息泄露漏洞，该漏洞源于未经验证的信息泄露，允许任何用户检索敏感系统信息，可能有助于进一步攻击的侦察。

CVSS 5.3 · Medium EPSS 0.36% · P29
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I. Basic Information for CVE-2025-68273

Vulnerability Information
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Vulnerability Title
Signal K Server Vulnerable to Unauthenticated Information Disclosure via Exposed Endpoints
Source: CVE Program / CVE List V5
Vulnerability Description
Signal K Server is a server application that runs on a central hub in a boat. An unauthenticated information disclosure vulnerability in versions prior to 2.19.0 allows any user to retrieve sensitive system information, including the full SignalK data schema, connected serial devices, and installed analyzer tools. This exposure facilitates reconnaissance for further attacks. Version 2.19.0 patches the issue.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Signal K Server 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Signal K Server是Signal K开源的一个船用中央服务器。 Signal K Server 2.19.0之前版本存在信息泄露漏洞，该漏洞源于未经验证的信息泄露，允许任何用户检索敏感系统信息，可能有助于进一步攻击的侦察。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
SignalK signalk-server < 2.19.0 -

II. Public POCs for CVE-2025-68273

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III. Intelligence Information for CVE-2025-68273

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Vendor Advisories for CVE-2025-68273 (1)

Other References for CVE-2025-68273 (1)

Same Patch Batch · SignalK · 2026-01-01 · 6 CVEs total

CVE-2025-66398 9.7 CRITICAL Signal K Server has Unauthenticated State Pollution leading to Remote Code Execution (RCE)
CVE-2025-68620 9.1 CRITICAL Signal K Server vulnerable to JWT Token Theft via WebSocket Enumeration and Unauthenticate
CVE-2025-68272 7.5 HIGH Signal K Server Vulnerable to Denial of Service via Unrestricted Access Request Flooding
CVE-2025-69203 6.3 MEDIUM Signal K Server Vulnerable to Access Request Spoofing
CVE-2025-68619 Signal K Server Vulnerable to Remote Code Execution via Malicious npm Package

IV. Related Vulnerabilities

Same product: signalk-server
Same vendor: SignalK
Same weakness: CWE-200

V. Comments for CVE-2025-68273

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