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Fortinet FortiManager: Authorization Bypass (CVE-2026-126218)

CVE-2026-126218 is an authorization bypass vulnerability in FortiManager that allows a remote authenticated administrator to escalate privileges to root via crafted HTTP requests.

CVE search metadata

CVE search record: CVE-2026-126218. Severity: high. CVSS: 8.2. KEV: no. Product: FortiManager. Brief: Fortinet FortiManager: Authorization Bypass (CVE-2026-126218). Brief link: https://feed.craftedsignal.io/briefs/2026-11-fortimanager-auth-bypass-cve-2026-126218/

Triage facts

Revision 1
Applicability
FortiManager
Evidence
Unknown
Severity
High
Sources
1 public source
Freshness
Revision 1Nov 12, 00:21 UTC
Vulnerabilities
1 CVE
Source quality
A2Roughly even chance

A authorization bypass through user-controlled key vulnerability in Fortinet FortiManager 8.0.0 through 8.0.1, FortiManager 7.6.0 through 7.6.7, and FortiManager 7.4.0 through 7.4.11 may allow a remote authenticated attacker with admin permission to elevate their privileges to root via crafted HTTP requests.

Impact

Successful exploitation allows an authenticated attacker with administrative permissions to elevate their privileges to root.