CVE-2026-30969 Coral Server has insufficient agent authentication in session communication channels
Attackers can impersonate agents or join sessions by predicting session IDs due to insufficient authentication in Coral Server.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-30969?
CVE-2026-30969 is a high-severity authentication bypass vulnerability in Coral-Protocol coral-server, published on 10 Mar 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Coral Server is open collaboration infrastructure that enables communication, coordination, trust and payments for The Internet of Agents. Prior to 1.1.0, Coral Server did not enforce strong authentication between agents and the server within an active session. This could allow an attacker who obtained or predicted a session identifier to impersonate an agent or join an existing session. This vulnerability is fixed in 1.1.0.
Weakness: CWE-639
Which versions are affected by CVE-2026-30969?
It affects 1 product.
Products include Coralos Coral Server.
How do I fix CVE-2026-30969?
No fix has been published for CVE-2026-30969 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-30969 being exploited?
There is no known exploitation of CVE-2026-30969 in the wild and no public exploit code.
Other vulnerabilities in Coral-Protocol coral-server
Sources
Also known as GHSA-ccx7-7wv9-c55x.