CVE-2026-44277

A improper access control vulnerability in Fortinet FortiAuthenticator 8.0.2, FortiAuthenticator 8.0.0, FortiAuthenticator 6.6.0 through 6.6.8, FortiAuthenticator 6.5.0 through 6.5.6 may allow attacker to execute unauthorized code or commands via crafted requests.

Affected

Fortinet · FortiAuthenticator

CVSS v3.1 FORTINET

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.48% chance of exploitation in the next 30 days, 40th percentile

Published

2026-05-12

Updated

2026-05-28

Proof-of-concept exploits (1)

• 0xBlackash/CVE-2026-442770★ · 2026-05-13

Security advisories

• https://fortiguard.fortinet.com/psirt/FG-IR-26-128

References

• CVE Record
• NVD entry