CVE-2025-59923

LowCVSS 2.7/10Last modified Oct 14, 2026

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.

Metrics

CVSS 3.1 2.7/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-284

Affected software

Vendor	Product	Versions
Fortinet	FortiAuthenticator	>= 6.6.0, <= 6.6.6; >= 6.5.0, <= 6.5.6; >= 6.4.0, <= 6.4.10

References

https://fortiguard.fortinet.com/psirt/FG-IR-25-616Vendor Advisory

Timeline

Published: Dec 9, 2025
Last modified: Oct 14, 2026
NVD status: Modified

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