CVE-2023-36553 CRITICAL

CVE-2023-36553

Vendor Fortinet
Product FortiSIEM
Weakness CWE-78
Published November 14, 2023
Last update December 16, 2025

CVSS base score

9.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:X

What the vulnerability does

01Description

A improper neutralization of special elements used in an os command ('os command injection') in Fortinet FortiSIEM version 5.4.0 and 5.3.0 through 5.3.3 and 5.2.5 through 5.2.8 and 5.2.1 through 5.2.2 and 5.1.0 through 5.1.3 and 5.0.0 through 5.0.1 and 4.10.0 and 4.9.0 and 4.7.2 allows attacker to execute unauthorized code or commands via crafted API requests.

Key dates

02Disclosure timeline

November 14, 2023 CVE published
December 16, 2025 Record updated