CVE-2025-53379

A out-of-bounds read vulnerability in Fortinet FortiAuthenticator 6.6.0 through 6.6.2, FortiAuthenticator 6.5 all versions may allow a remote unauthenticated attacker to retrieve sensitive information via a specially crafted request.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://fortiguard.fortinet.com/psirt/FG-IR-26-146	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:fortinet:fortiauthenticator::::::::
	cpe:2.3:a:fortinet:fortiauthenticator::::::::

History

15 Jul 2026, 18:30

Type	Values Removed	Values Added
References	~~() https://fortiguard.fortinet.com/psirt/FG-IR-26-146 -~~	() https://fortiguard.fortinet.com/psirt/FG-IR-26-146 - Vendor Advisory
First Time		Fortinet fortiauthenticator Fortinet
CPE		cpe:2.3:a:fortinet:fortiauthenticator::::::::

14 Jul 2026, 16:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-14 16:16

Updated : 2026-07-15 18:30

NVD link : CVE-2025-53379

Mitre link : CVE-2025-53379

CVE.ORG link : CVE-2025-53379

JSON object : View

Products Affected

fortinet

fortiauthenticator

CWE

CWE-125

Out-of-bounds Read

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