CVE-2026-41283 PUBLISHED

Assigner: mitre
Reserved: 20.04.2026 Published: 04.06.2026 Updated: 04.06.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS Score: 9.9

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	OpenStack
Product	Mistral
Versions	Default: unaffected affected from 20.0.0 to 20.1.1 (excl.) Version 21.0.0 is affected Version 22.0.0 is affected

References

https://github.com/openstack/mistral/tags
https://www.openwall.com/lists/oss-security/2026/06/03/14
https://security.openstack.org/ossa/OSSA-2026-020.html

Problem Types

CWE-863 Incorrect Authorization CWE