Oas platform - Authentication Bypass (CVE-2022-26833)
154Exploiting IPs reported
An improper authentication vulnerability exists in the REST API functionality of Open Automation Software OAS Platform V16.00.0121. A specially-crafted series of HTTP requests can lead to unauthenticated use of the REST API. An attacker can send a series of HTTP requests to trigger this vulnerability.
CrowdSec analysis
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.
Insights from the CrowdSec network reveal that the attackers trying to exploit CVE-2022-26833 are composed of a fairly even mix of opportunistic and targeted actors. Some attackers employ preliminary reconnaissance, while others use indiscriminate scanning. 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.
Exploitation
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Common Weakness Enumeration (CWE)
Protection
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Blocklist
With our advanced worldwide network detection, CrowdSec can provide a list of IPs known for exploiting the vulnerability.
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