High-Severity Vulnerability Identified in Fortinet FortiWeb Products

A high-severity out-of-bounds write vulnerability, identified as CVE-2026-40688, has been reported in several versions of Fortinet FortiWeb. This flaw could potentially allow an authenticated attacker to execute unauthorized code or commands on affected systems. Users of versions 8.0.0-8.0.3, 7.6.0-7.6.6, and 7.4.0-7.4.11 are particularly impacted.