CVE-2026-126247

EUVD-2026-123890
A use of externally-controlled format string vulnerability in Fortinet FortiAuthenticator 8.0.0 through 8.0.3, FortiAuthenticator 6.6.0 through 6.6.10 may allow an authenticated privileged attacker to execute unauthorized code or commands via http requests.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
fortinetCNA
7.2 HIGH
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/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