CVE-2025-64155

An improper neutralization of special elements used in an os command ('os command injection') vulnerability in Fortinet FortiSIEM 7.4.0, FortiSIEM 7.3.0 through 7.3.4, FortiSIEM 7.1.0 through 7.1.8, FortiSIEM 7.0.0 through 7.0.4, FortiSIEM 6.7.0 through 6.7.10 may allow an attacker to execute unauthorized code or commands via crafted TCP requests.

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

43.22% chance of exploitation in the next 30 days, 99th percentile

Published

2026-01-13

Updated

2026-02-26

Proof-of-concept exploits (3)

• Mefhika120/Ashwesker-CVE-2025-64155
• horizon3ai/CVE-2025-64155
• purehate/CVE-2025-64155-hunter

References

• CVE Record
• NVD entry

Related

• CVE-2025-60021
• CVE-2026-21876
• CVE-2026-24061
• CVE-2026-3786
• CVE-2025-6415
• CVE-2025-6416