CVE-2026-103054 AiSOC 10.0.0 before 12.0.0 Unauthorized Tenant Access via MSSP
Authenticated attackers can bypass authorization to add arbitrary tenants to their portfolios, allowing unauthorized access to sensitive security alerts and metrics.
- 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-2026-103054?
CVE-2026-103054 is a high-severity missing authorization vulnerability in beenuar AiSOC, published on 30 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
AiSOC versions before 12.0.0 contain an authorization bypass vulnerability in the MSSP module that allows authenticated users to add arbitrary tenants to portfolios they own. Attackers can submit tenant UUIDs via the add_tenants_to_portfolio endpoint to claim unclaimed tenants and read their security alerts, incidents, and posture metrics without consent.
Weakness: CWE-639
Which versions are affected by CVE-2026-103054?
How do I fix CVE-2026-103054?
No fix has been published for CVE-2026-103054 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-2026-103054 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-103054 exists.
Sources
Also known as GHSA-mcg9-8pxf-j98v, GHSA-mrj6-49f3-mrjm.