CVE-2026-92717 Covenant through 0.6 Missing Authentication on the CovenantHub SignalR Hub
Unauthenticated attackers can invoke a SignalR hub to obtain a JWT token, granting full access to the operator API and sensitive C2 data.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-92717?
CVE-2026-92717 is a critical missing authorization vulnerability in cobbr Covenant, published on 16 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-306
Which versions are affected by CVE-2026-92717?
How do I fix CVE-2026-92717?
No fix has been published for CVE-2026-92717 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-92717 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-92717 exists.
Sources
Also known as GHSA-h9hg-x52x-c465.