CVE & CISA-KEV Catalog

CVE-2026-41283

CRITICAL
9.9
CVSS v3
NVD

Description

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.

How to fix

Remediation Available
mistralDebian
Fixed in:15.0.0-1+deb12u1CVE-2026-41283
Fixed in:20.0.0-2+deb13u1CVE-2026-41283
mistralUbuntu
Fixed in:14.0.0-0ubuntu1.1USN-8422-1
Fixed in:18.0.1-0ubuntu1.1USN-8422-1
Fixed in:21.0.0-0ubuntu1.1USN-8422-1
mistral-apiUbuntu
Fixed in:14.0.0-0ubuntu1.1USN-8422-1
Fixed in:18.0.1-0ubuntu1.1USN-8422-1
Fixed in:21.0.0-0ubuntu1.1USN-8422-1
mistral-commonUbuntu
Fixed in:14.0.0-0ubuntu1.1USN-8422-1
Fixed in:18.0.1-0ubuntu1.1USN-8422-1
Fixed in:21.0.0-0ubuntu1.1USN-8422-1
mistral-engineUbuntu
Fixed in:14.0.0-0ubuntu1.1USN-8422-1
Fixed in:18.0.1-0ubuntu1.1USN-8422-1
Fixed in:21.0.0-0ubuntu1.1USN-8422-1
mistral-event-engineUbuntu
Fixed in:14.0.0-0ubuntu1.1USN-8422-1
Fixed in:18.0.1-0ubuntu1.1USN-8422-1
Fixed in:21.0.0-0ubuntu1.1USN-8422-1
mistral-executorUbuntu
Fixed in:14.0.0-0ubuntu1.1USN-8422-1
Fixed in:18.0.1-0ubuntu1.1USN-8422-1
Fixed in:21.0.0-0ubuntu1.1USN-8422-1
python3-mistralUbuntu
Fixed in:14.0.0-0ubuntu1.1USN-8422-1
Fixed in:18.0.1-0ubuntu1.1USN-8422-1
Fixed in:21.0.0-0ubuntu1.1USN-8422-1

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeChanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

0.73%probability of exploitation in 30 days
50thpercentile

Moderate risk: more likely to be exploited than 50% of all known CVEs.

References

Related Vulnerabilities

Other CWE-863 (Incorrect Authorization) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2023-22518Critical9.8100%KEV + RansomFix
CVE-2023-38035Critical9.8100%KEV + Ransom-
CVE-2022-46169Critical9.8100%KEVFix
CVE-2024-38856Critical9.899%KEVFix
CVE-2025-29927Critical9.199%-Fix
CVE-2020-36289Medium5.399%-Fix
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-07-15.