Oas platform - Authentication Bypass (CVE-2022-26833)

CVE-2022-26833 is an improper authentication vulnerability affecting the Open Automation Software OAS Platform, enabling attackers to bypass controls and gain unauthorized access to REST API functionality.

CrowdSec has been tracking this vulnerability and its exploits since 4th of April 2025.

According to CrowdSec data, while opportunistic exploitation dominates, a portion of threat actors trying to exploit CVE-2022-26833 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-2022-26833 is surging. Attack volumes are spiking well above historical norms, indicating widespread and escalating interest from threat actors. CVE-2022-26833 is currently experiencing high visibility and active exploitation across the internet.

Observed exploitation attempts commonly target URLs containing /oasrest/v2/authenticate.