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Low · 2.6 CVE-2025-59923 EUVD-2025-202277GHSA-g43v-3rf4-64c9

An improper access control vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.6, FortiAuthenticator 6.5 all versions, FortiAuth…

Published Dec 9, 2025 · Updated Jan 14, 2026 · Assigned by fortinet

Description

An improper access control vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.6, FortiAuthenticator 6.5 all versions, FortiAuthenticator 6.4 all versions, FortiAuthenticator 6.3 all versions may allow an authenticated attacker with at least read-only admin permission to obtain the credentials of other administrators' messaging services via crafted requests.

Affected products

VendorProductAffectedFixed
Fortinet FortiAuthenticator 6.6.0 – ≤ 6.6.6, 6.5.0 – ≤ 6.5.6, 6.4.0 – ≤ 6.4.10 —

Advisories 1

References