CVE-2026-41283

9.9CRITICAL

Key Information:

Vendor

Openstack
Status
Mistral
Vendor
CVE Published:
4 June 2026

What is CVE-2026-41283?

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.

Affected Version(s)

Mistral 20.0.0 < 20.1.1

Mistral 21.0.0

Mistral 22.0.0

References

https://github.com/openstack/mistral/tags
https://www.openwall.com/lists/oss-security/2026/06/03/14

CVSS V3.1

Score:
9.9
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.