Name: CVE-2025-59923: Improper Access Control
Creator: Rapid7
Published: 2025-12-09T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2025-59923, CWE-284, CVSS 2.7, EPSS 0.00213

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.

CVSS Details

CVSS 3.1 Base Score: 2.7
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Fortinet Fortiauthenticator	—	Upgrade FortiAuthenticator to 6.6.7Upgrade to the latest version of FortiAuthenticator	Aug 5, 2026	Dec 9, 2025

Prioritize with Active Threat Intelligence

With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.

Explore Intelligence Hub

MDR Buyer's Guide

Global Threat Landscape Report

CVSS Details

Covered by Rapid7

Prioritize with Active Threat Intelligence