FortiNAC - RCE (CVE-2022-39952)

CVE-2022-39952 is a critical vulnerability in Fortinet FortiNAC that allows unauthenticated attackers to gain remote code execution by manipulating file paths through crafted network requests.

CrowdSec has been tracking this vulnerability and its exploits since 6th of June 2025.

According to CrowdSec data, while opportunistic exploitation dominates, a portion of threat actors trying to exploit CVE-2022-39952 apply basic targeting methods such as port or service detection. This indicates emerging patterns of selective targeting. Additionally, according to week-over-week analysis by CrowdSec, exploitation of CVE-2022-39952 is surging. Attack volumes are spiking well above historical norms, indicating widespread and escalating interest from threat actors. CVE-2022-39952 is currently experiencing high visibility and active exploitation across the internet.

Exploitation attempts are primarily directed at URLs containing /configwizard/keyupload.jsp.