{"id":"CVE-2026-118690","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-118690","generatedAt":"2026-11-04T11:42:46.664Z","title":"Signal K Server before 2.33.0 contains a missing authentication vulnerability that allows unauthenticated remote attackers to download log archives via the /skServer/ziplogs endpoint.","description":"Signal K Server before 2.33.0 contains a missing authentication vulnerability that allows unauthenticated remote attackers to download log archives via the /skServer/ziplogs endpoint. Attackers can extract the JWT secretKey from security.json in the ZIP, forge administrator tokens, and create persistent admin accounts for full server control.","published":"2026-10-28T22:17:13.000Z","lastModified":"2026-10-29T18:17:28.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":9.3,"severity":"CRITICAL","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-306"],"affected":[],"epss":{"score":0.00688,"percentile":0.5275,"date":"2026-11-03","history":[{"date":"2026-10-29","score":0.00688,"percentile":0.52621}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-28T22:17:13.000Z","detail":{"score":"9.3","severity":"CRITICAL","publishedAt":"2026-10-28T22:17:13.070Z"},"summary":"New CVE, critical severity (CVSS 9.3)."}],"references":[{"url":"https://github.com/SignalK/signalk-server","source":"disclosure@vulncheck.com"},{"url":"https://github.com/SignalK/signalk-server/blob/v2.32.0/src/interfaces/logfiles.js#L30-L91","source":"disclosure@vulncheck.com"},{"url":"https://github.com/SignalK/signalk-server/commit/728bab82742d16c54e50525b95dc9b6e32396107","source":"disclosure@vulncheck.com"},{"url":"https://github.com/SignalK/signalk-server/releases/tag/v2.33.0","source":"disclosure@vulncheck.com"},{"url":"https://github.com/SignalK/signalk-server/security/advisories/GHSA-4w32-qx5g-cpwv","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/signal-k-server-before-2.33.0-missing-authentication-via-skserver-ziplogs","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-118690","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}