{"id":"CVE-2026-92717","title":"Covenant through 0.6 registers the CovenantHub SignalR hub without an Authorize attribute, allowing unauthenticated callers to invoke CreateHttpListener and receive a signed JWT token","summary":"Covenant through 0.6 registers the CovenantHub SignalR hub without an Authorize attribute, allowing unauthenticated callers to invoke CreateHttpListener and receive a signed JWT token. Attackers can use the obtained token to authenticate…","severity":"critical","cvss":9.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","cwe":["CWE-306"],"vendor":"cobbr","product":"Covenant","affected":["Covenant <= 0.6"],"published":"2026-09-16","updated":"2026-09-23","sourceUpdated":"2026-09-23T17:17:49.120","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-92717","references":[{"url":"https://github.com/cobbr/Covenant","label":"disclosure@vulncheck.com"},{"url":"https://github.com/cobbr/Covenant/blob/v0.6/Covenant/Core/CovenantService.cs#L3958-L3975","label":"disclosure@vulncheck.com"},{"url":"https://github.com/cobbr/Covenant/blob/v0.6/Covenant/Hubs/CovenantHub.cs#L28-L33","label":"disclosure@vulncheck.com"},{"url":"https://github.com/cobbr/Covenant/issues/406","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/covenant-through-0.6-missing-authentication-on-the-covenanthub-signalr-hub","label":"disclosure@vulncheck.com"},{"url":"https://github.com/cobbr/Covenant/issues/406","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"epss":0.00362,"epssPercentile":0.29996,"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"total","timestamp":"2026-09-21T17:51:38.951059Z"},"ingestedAt":"2026-09-16T18:01:17.460Z","slug":"CVE-2026-92717","body":"## Overview\n\nCovenant through 0.6 registers the CovenantHub SignalR hub without an Authorize attribute, allowing unauthenticated callers to invoke CreateHttpListener and receive a signed JWT token. Attackers can use the obtained token to authenticate against the entire operator API and access grunts, credentials, binaries, events, and the operator roster.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":62,"depthScoreParts":{"impact":50.1,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":208706,"id":"CVE-2026-92717","ts":1790016699850,"field":"exploit_available","old":"false","new":"true"}]}