CVE-2026-126157
CRITICAL
NVD
CVSS Score
9.1
Severity
CRITICAL
Published
Nov 11, 2026
Vendor
unknown
Description
A improper authentication vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, FortiMail 7.4.0 through 7.4.8, FortiMail 7.2 all versions may allow an unauthenticated attacker to gain access to other users' secure email accounts via crafted HTTP requests.