A allocation of resources without limits or throttling vulnerability in Fortinet FortiOS 7.6.0 through 7.6.6, FortiOS 7.4 all versions, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions may allow an unauthenticated attacker to perform a slow HTTP DoS attack on the web interface via crafted HTTP requests.
CVE-2026-71408
CVSS base score
5.3 (v3.1)
Severity
MEDIUM
Attack vector
Network
Weakness
CWE-770
Last modified
October 29, 2026
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected products
fortinet fortios
References
- fortiguard.fortinet.com Mitigation, Vendor Advisory
- cert-portal.siemens.com