OpenStack Mistral RCE via API before 22.0.0
CVE-2026-41283 Published on June 4, 2026
OpenStack Mistral through 22.0.0 allows Arbitrary Remote Code Execution when the API is exposed. There are endpoints that allow code execution, which can lead to exfiltration of service credentials.
Vulnerability Analysis
CVE-2026-41283 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Types
What is an AuthZ Vulnerability?
The software performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.
CVE-2026-41283 has been classified to as an AuthZ vulnerability or weakness.
Exposed Dangerous Method or Function
The software provides an Applications Programming Interface (API) or similar interface for interaction with external actors, but the interface includes a dangerous method or function that is not properly restricted.
Products Associated with CVE-2026-41283
Want to know whenever a new CVE is published for Red Hat Openstack? stack.watch will email you.
Affected Versions
OpenStack Mistral:- Version 20.0.0 and below 20.1.1 is affected.
- Version 21.0.0 is affected.
- Version 22.0.0 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.