Critical 9.9Published Jun 4, 2026

CVE-2026-41283OpenStack Mistral through 22.0.0 allows Arbitrary Remote Code Execution when the API is exposed.

Updated under an hour ago (2026-10-19 08:50 UTC)

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Exploited in the last 30 days

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.

CVSS: 9.9 CRITICAL (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness (CWE): CWE-863, CWE-749
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Awaiting Analysis
Record last updated: Jul 22, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

No affected products are listed yet.

References

https://github.com/openstack/mistral/tags
https://security.openstack.org/ossa/OSSA-2026-020.html
https://www.openwall.com/lists/oss-security/2026/06/03/14
http://www.openwall.com/lists/oss-security/2026/06/03/14
https://access.redhat.com/security/cve/CVE-2026-41283
https://bugzilla.redhat.com/show_bug.cgi?id=2484607
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-41283.json

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.