CVE-2026-126239 | Fortinet FortiAuthenticator up to 6.6.10/8.0.3 FSSO Subsystem stack-based overflow

A vulnerability was found in Fortinet FortiAuthenticator up to 6.6.10/8.0.3. It has been rated as critical. Affected by this issue is some unknown functionality of the component FSSO Subsystem. Performing a manipulation results in stack-based buffer overflow.

This vulnerability is reported as CVE-2026-126239. The attack is possible to be carried out remotely. No exploit exists.VulDB Recent EntriesRead More