Path Traversal Vulnerability in Fortinet FortiOS and FortiPAM Products
CVE-2026-126255

7.4HIGH

Key Information:

Vendor

Fortinet
Status
FortiOS
Fortipam
Vendor
CVE Published:
11 November 2026

What is CVE-2026-126255?

A path traversal vulnerability exists in several versions of Fortinet's FortiOS and FortiPAM products, enabling unauthenticated attackers to bypass authentication through the use of crafted requests. This leverage of special credentials potentially exposes sensitive data and critical system functionalities, emphasizing the need for immediate updates and remedial actions by users to safeguard their systems.

Affected Version(s)

FortiOS 8.0.0 <= 8.0.1

FortiOS 7.6.0 <= 7.6.7

FortiOS 7.4.0 <= 7.4.12

References

https://fortiguard.fortinet.com/psirt/FG-IR-26-269

CVSS V3.1

Score:
7.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.