CVE-2022-26303 Missing authorization in OAS Platform

High 7.5 Published 25 May 2022 Updated 15 Apr 2025

An attacker can create unauthorized user accounts in the OAS Platform by sending specially crafted network requests due to missing authentication checks.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-26303?

CVE-2022-26303 is a high-severity missing authorization vulnerability in Open Automation Software OAS Platform, published on 25 May 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An external config control vulnerability exists in the OAS Engine SecureAddUser functionality of Open Automation Software OAS Platform V16.00.0112. A specially-crafted series of network requests can lead to the creation of an OAS user account. An attacker can send a sequence of requests to trigger this vulnerability.

Weakness: CWE-306

Which versions are affected by CVE-2022-26303?

It affects 1 product.

Products include Openautomationsoftware Oas Platform.

How do I fix CVE-2022-26303?

No fix has been published for CVE-2022-26303 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2022-26303 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-26303 exists.

Sources

Also known as GHSA-v4q3-4wc9-gf9f.