Forwarded from Taiwan Computer Network Crisis Management and Coordination Center, Cybersecurity Alert TWCERTCC-200-202608-00000012

[Content Description]
Fortinet's FortiWeb is a firewall product that provides web application security, covering features such as anomaly detection, API protection, bot mitigation, and advanced threat analysis. Recently, Fortinet released a major cybersecurity vulnerability announcement (CVE-2026-26035, CVSS: 9.8). A vulnerability exists in the FortiWeb remote RADIUS type administrator authentication configuration, which could allow unauthenticated remote attackers to log in to the FortiWeb GUI/CLI using random usernames and passwords when certain non-default settings are used.

[Affected Platforms]
FortiWeb versions 7.2.0 to 7.2.12
FortiWeb versions 7.4.0 to 7.4.11
FortiWeb versions 7.6.0 to 7.6.6
FortiWeb versions 8.0.0 to 8.0.2

[Recommended Actions]
Please update to the following versions: FortiWeb version 7.2.13 and later, FortiWeb version 7.4.12 and later, FortiWeb version 7.6.7 and later, FortiWeb version 8.0.3 and later

[References]
1. https://www.twcert.org.tw/tw/cp-169-11107-8ed2b-1.html