Description
A incorrect authorization vulnerability in Fortinet FortiAuthenticator 8.0.0 through 8.0.3, FortiAuthenticator 6.6.0 through 6.6.10 may allow an attacker to bypass authentication and gain unauthorized access.
Published: 2026-11-11
Score: 9.1 Critical
EPSS: < 1% Very Low
KEV: No
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

Vendor Solution

Upgrade to FortiAuthenticator version 8.0.4 or above Upgrade to FortiAuthenticator version 6.6.11 or above

Tracking

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Advisories

No advisories yet.

History

Thu, 12 Nov 2026 17:00:00 +0000

Type Values Removed Values Added
Title Authorization Bypass in FortiAuthenticator Allows Unauthorized Access

Wed, 11 Nov 2026 21:45:00 +0000

Type Values Removed Values Added
Description A incorrect authorization vulnerability in Fortinet FortiAuthenticator 8.0.0 through 8.0.3, FortiAuthenticator 6.6.0 through 6.6.10 may allow an attacker to bypass authentication and gain unauthorized access.
First Time appeared Fortinet
Fortinet fortiauthenticator
Weaknesses CWE-863
CPEs cpe:2.3:a:fortinet:fortiauthenticator:6.6.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiauthenticator:6.6.10:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiauthenticator:6.6.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiauthenticator:6.6.2:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiauthenticator:6.6.3:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiauthenticator:6.6.4:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiauthenticator:6.6.5:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiauthenticator:6.6.6:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiauthenticator:6.6.7:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiauthenticator:6.6.8:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiauthenticator:6.6.9:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiauthenticator:8.0.0:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiauthenticator:8.0.1:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiauthenticator:8.0.2:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiauthenticator:8.0.3:*:*:*:*:*:*:*
Vendors & Products Fortinet
Fortinet fortiauthenticator
References
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H/E:F/RL:O/RC:C'}

Subscriptions

Fortinet Fortiauthenticator
cve-icon MITRE

Status: PUBLISHED

Assigner: fortinet

Published:

Updated: 2026-11-12T15:29:00.062Z

Reserved: 2026-11-10T20:09:52.293Z

Link: CVE-2026-126251

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-11T22:17:25.087

Modified: 2026-11-12T19:14:29.340

Link: CVE-2026-126251

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-12T16:45:05Z

Weaknesses