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Fortinet PSIRT AdvisoriesFG-IR-26-177

arbitrary command execution in fgfmsd daemon

MediumVendor CVSS 5.3 / 10 1 CVE Published Oct 13, 2026 at 7:00 AM UTC

Summary

CVSSv3 Score:

5.3

An improper neutralization of special elements used in an OS command ('OS Command Injection') vulnerability [CWE-78] in FortiManager fgfmd daemon may allow a remote attacker impersonating a fortimanager cluster node to execute unauthorized code or commands via specially crafted packets. Impersonation of a Fortimanager cluster node requires possessing the node's certificate and private key.

Revised on 2026-10-13 00:00:00

Products covered

  • FortiManager

Remediation

Separate remediation guidance was not included in the collected bulletin.

CVEs in this advisory 1

Updates

  1. Published by Fortinet

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.