CVE-2026-126243
Fortinet FortiAuthenticator Authentication Bypass Vulnerability
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. Full impersonation however requires the attacker to obtain pre-required id and data via other means.
INFO
Published Date :
Nov. 11, 2026, 9:31 p.m.
Last Modified :
Nov. 11, 2026, 9:31 p.m.
Remotely Exploit :
Yes !
Source :
fortinet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 6abe59d8-c742-4dff-8ce8-9b0ca1073da8 |
Solution
- Update FortiAuthenticator to a patched version.
- Apply vendor-supplied security updates promptly.
- Restrict access to sensitive data and functionalities.
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CVE-2026-126243 vulnerability anywhere in the article.