CVE-2026-40688 | Fortinet FortiWeb up to 7.4.11/7.6.6/8.0.3 out-of-bounds write (FG-IR-26-127)

A vulnerability was found in Fortinet FortiWeb up to 7.4.11/7.6.6/8.0.3. It has been declared as critical. The impacted element is an unknown function. Such manipulation leads to out-of-bounds write.

This vulnerability is referenced as CVE-2026-40688. It is possible to launch the attack remotely. No exploit is available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More