CVE-2026-126242
CVSS Score
7.4
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-863 |
| Vendor | fortinet |
| Product | fortiauthenticator |
| Ecosystems | |
| Industries | NetworkingSecurity |
| Published | Nov 11, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:P/RL:O/RC:C Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
Fortinet / FortiAuthenticator
8.0.0 ≤ 8.0.3 6.6.0 ≤ 6.6.10