{"schema_version":1,"title":"Signalk Signal K Server vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 4 vulnerabilities in Signalk Signal K Server: 0 in the last 7 days and 0 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-39320, was published on 21 April 2026.","url":"https://junglewise.ai/threats/technologies/signalk-signal-k-server","json_url":"https://junglewise.ai/threats/technologies/signalk-signal-k-server.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/signalk-signal-k-server","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","thin":true,"counts":{"high":2,"all_time":4,"critical":1,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":0,"last_365_days":4},"latest":[{"cve":"CVE-2026-39320","cvss":7.5,"epss":0.0043,"slug":"cve-2026-39320-signal-k-server-has-an-unauthenticated-regular-expression-denial","title":"Signal K Server has an Unauthenticated Regular Expression Denial of Service (ReDoS) via WebSocket Subscription Paths","severity":"high","exploited":false,"published_at":"2026-04-21T01:16:05.063+00:00","url":"https://junglewise.ai/threats/cve-2026-39320-signal-k-server-has-an-unauthenticated-regular-expression-denial"},{"cve":"CVE-2025-68273","cvss":5.3,"epss":0.0082,"slug":"cve-2025-68273-signal-k-server-vulnerable-to-unauthenticated-information","title":"Signal K Server Vulnerable to Unauthenticated Information Disclosure via Exposed Endpoints","severity":"medium","exploited":false,"published_at":"2026-01-01T19:15:53.63+00:00","url":"https://junglewise.ai/threats/cve-2025-68273-signal-k-server-vulnerable-to-unauthenticated-information"},{"cve":"CVE-2025-68272","cvss":7.5,"epss":0.0056,"slug":"cve-2025-68272-signal-k-server-vulnerable-to-denial-of-service-via-unrestricted","title":"Signal K Server Vulnerable to Denial of Service via Unrestricted Access Request Flooding","severity":"high","exploited":false,"published_at":"2026-01-01T18:15:40.7+00:00","url":"https://junglewise.ai/threats/cve-2025-68272-signal-k-server-vulnerable-to-denial-of-service-via-unrestricted"},{"cve":"CVE-2025-66398","cvss":9.6,"epss":0.1985,"slug":"cve-2025-66398-signal-k-server-has-unauthenticated-state-pollution-leading-to","title":"Signal K Server has Unauthenticated State Pollution leading to Remote Code Execution (RCE)","severity":"critical","exploited":false,"published_at":"2026-01-01T18:15:40.55+00:00","url":"https://junglewise.ai/threats/cve-2025-66398-signal-k-server-has-unauthenticated-state-pollution-leading-to"}],"weekly":[{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-28","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-05","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-12","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-19","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-10-26","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-02","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-11-09","critical":0,"exploited":0,"vulnerabilities":0}],"related":[],"technology":{"hub":true,"name":"Signalk Signal K Server","slug":"signalk-signal-k-server","vendor":{"hub":true,"name":"Signalk","slug":"signalk","url":"https://junglewise.ai/threats/vendors/signalk"},"aliases":[],"homepage":"https://signalk.org/","description":"Node.js server implementation that provides Signal K data handling and API access for maritime applications.","url":"https://junglewise.ai/threats/technologies/signalk-signal-k-server"},"most_severe":[{"cve":"CVE-2025-66398","cvss":9.6,"epss":0.1985,"slug":"cve-2025-66398-signal-k-server-has-unauthenticated-state-pollution-leading-to","title":"Signal K Server has Unauthenticated State Pollution leading to Remote Code Execution (RCE)","severity":"critical","exploited":false,"published_at":"2026-01-01T18:15:40.55+00:00","url":"https://junglewise.ai/threats/cve-2025-66398-signal-k-server-has-unauthenticated-state-pollution-leading-to"},{"cve":"CVE-2025-68272","cvss":7.5,"epss":0.0056,"slug":"cve-2025-68272-signal-k-server-vulnerable-to-denial-of-service-via-unrestricted","title":"Signal K Server Vulnerable to Denial of Service via Unrestricted Access Request Flooding","severity":"high","exploited":false,"published_at":"2026-01-01T18:15:40.7+00:00","url":"https://junglewise.ai/threats/cve-2025-68272-signal-k-server-vulnerable-to-denial-of-service-via-unrestricted"},{"cve":"CVE-2026-39320","cvss":7.5,"epss":0.0043,"slug":"cve-2026-39320-signal-k-server-has-an-unauthenticated-regular-expression-denial","title":"Signal K Server has an Unauthenticated Regular Expression Denial of Service (ReDoS) via WebSocket Subscription Paths","severity":"high","exploited":false,"published_at":"2026-04-21T01:16:05.063+00:00","url":"https://junglewise.ai/threats/cve-2026-39320-signal-k-server-has-an-unauthenticated-regular-expression-denial"},{"cve":"CVE-2025-68273","cvss":5.3,"epss":0.0082,"slug":"cve-2025-68273-signal-k-server-vulnerable-to-unauthenticated-information","title":"Signal K Server Vulnerable to Unauthenticated Information Disclosure via Exposed Endpoints","severity":"medium","exploited":false,"published_at":"2026-01-01T19:15:53.63+00:00","url":"https://junglewise.ai/threats/cve-2025-68273-signal-k-server-vulnerable-to-unauthenticated-information"}],"generated_at":"2026-11-09T03:07:00.176479+00:00"}