CVE-2026-126244

EUVD-2026-123888
A allocation of resources without limits or throttling vulnerability in Fortinet FortiAuthenticator 8.0.0 through 8.0.3, FortiAuthenticator 6.6.0 through 6.6.10 may allow an unauthenticated attacker to exhaust system resources, potentially resulting in a denial of service (DoS).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
fortinetCNA
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).
VendorProductVersionSource
fortinetfortiauthenticator
8.0.0 ≤
𝑥
≤ 8.0.3
CNA
fortinetfortiauthenticator
6.6.0 ≤
𝑥
≤ 6.6.10
CNA
Common Weakness Enumeration
References
https://fortiguard.fortinet.com/psirt/FG-IR-26-258