CVE-2026-92717
Covenant through 0.6 Missing Authentication on the CovenantHub SignalR Hub
CVSS Score
9.1
EPSS Score
0.0%
EPSS Percentile
0th
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 against the entire operator API and access grunts, credentials, binaries, events, and the operator roster.
| CWE | CWE-306 |
| Vendor | cobbr |
| Product | covenant |
| Published | Sep 16, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
cobbr / Covenant
0 ≤ 0.6
References
github.com: https://github.com/cobbr/Covenant/issues/406 github.com: https://github.com/cobbr/Covenant github.com: https://github.com/cobbr/Covenant/blob/v0.6/Covenant/Hubs/CovenantHub.cs#L28-L33 github.com: https://github.com/cobbr/Covenant/blob/v0.6/Covenant/Core/CovenantService.cs#L3958-L3975 vulncheck.com: https://www.vulncheck.com/advisories/covenant-through-0.6-missing-authentication-on-the-covenanthub-signalr-hub
Credits
🔍 George Chen