Privilege Escalation Vulnerability in Fortinet FortiSIEM
CVE-2026-59841

6.9MEDIUM

Key Information:

Vendor

Fortinet
Status
Fortisiemwindowsagent
Vendor
CVE Published:
14 July 2026

What is CVE-2026-59841?

A flaw in the Fortinet FortiSIEM Windows Agent versions 7.4.0 and 7.4.1 allows for improper restriction of communication channels to designated endpoints. This vulnerability can potentially be exploited by an attacker to escalate privileges, thereby gaining unauthorized access to sensitive resources. Proper mitigation strategies should be implemented to secure affected systems and prevent exploitation. For detailed information, refer to the Fortinet advisory.

Affected Version(s)

FortiSIEMWindowsAgent 7.4.0 <= 7.4.1

References

https://fortiguard.fortinet.com/psirt/FG-IR-26-155

CVSS V3.1

Score:
6.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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