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Critical · 9.1 CVE-2026-126156 EUVD-2026-123830GHSA-jfjj-gm3c-hf2p

A authorization bypass through user-controlled key vulnerability in Fortinet FortiMail 8.0.0 through 8.0.1, FortiMail 7.6.0 through 7.6.6, …

Published Nov 11, 2026 · Assigned by fortinet

Description

A authorization bypass through user-controlled key 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 remote attacker to take over an arbitrary IBE recipient account via crafted HTTP requests.

Affected products

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

Advisories 2

References