CVE-2026-59841: fortisiem vulnerability

CVE-2026-59841: high vulnerability affecting fortisiem. Check CVSS, KEV status, business impact and recommended administrator actions.
CVE-2026-59841CVSS 7.5Windows

CVE-2026-59841: fortisiem vulnerability

CVE-2026-59841: high vulnerability affecting fortisiem. Check CVSS, KEV status, business impact and recommended administrator actions.

CVSS
7.5 HIGH
EPSS
4.41%
Known exploited
not in KEV
Product
fortisiem

What is known

A improper restriction of communication channel to intended endpoints vulnerability in Fortinet FortiSIEMWindowsAgent 7.4.0 through 7.4.1 may allow attacker to escalation of privilege via <insert attack vector here>

Business impact

Successful exploitation of CVE-2026-59841, a high vulnerability (CVSS 7.5) affecting fortisiem, may affect the confidentiality, integrity or availability of the vulnerable environment. The exact impact depends on the installed version, exposed interfaces and deployment configuration.

Recommended administrator action

Confirm whether fortisiem is present and compare installed versions with the vendor advisory and NVD record. Apply the vendor patch or documented mitigation; until remediation is complete, reduce exposure of affected interfaces, review relevant logs and monitor for indicators of exploitation. DataHouse can support version verification, managed patching, network exposure reduction, log review and backup validation for dedicated, cloud and colocated environments.

Sources

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