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Critical · 9.1 CVE-2026-126157 EUVD-2026-123823GHSA-7g83-wgvw-67qx

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…

Published Nov 11, 2026 · Assigned by fortinet

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.

Affected products

VendorProductAffectedFixed
Fortinet FortiMail 7.4.0 ≤7.4.8 —
Fortinet FortiMail 7.0.0 ≤7.0.9 —
Fortinet FortiMail 7.6.0 ≤7.6.6 —
Fortinet FortiMail 7.2.0 ≤7.2.9 —
Fortinet FortiMail 8.0.0 ≤8.0.1 —

Advisories 2

References