CVE-2026-84393

published 2026-09-08

CVE-2026-84393: A improper validation of certificate with host mismatch vulnerability in Fortinet FortiOS 7.6.1 through 7.6.6, FortiProxy 7.6.2 through 7.6.6 may allow…

Priority P3 45 high 8.1 CVSS 3.1

AV N AC H PR N UI N S U C H I H A H

A improper validation of certificate with host mismatch vulnerability in Fortinet FortiOS 7.6.1 through 7.6.6, FortiProxy 7.6.2 through 7.6.6 may allow attacker to information disclosure via

Affected

2 ranges

Vendor	Product	Version range	Fixed in
fortinet	fortios	7.6.1 – 7.6.6	—
fortinet	fortiproxy	7.6.2 – 7.6.6	—

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CWE-297