High severity7.5NVD Advisory· Published Jul 14, 2026· Updated Jul 15, 2026
CVE-2025-53379
CVE-2025-53379
Description
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.
Affected products
2cpe:2.3:a:fortinet:fortiauthenticator:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:fortinet:fortiauthenticator:*:*:*:*:*:*:*:*range: >=6.5.0,<=6.5.7
- (no CPE)range: 6.6.0 through 6.6.2, 6.5
Patches
Vulnerability mechanics
References
1- fortiguard.fortinet.com/psirt/FG-IR-26-146nvdVendor Advisory
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