OpenStack Mistral allows Arbitrary Remote Code Execution when the API is exposed
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 software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | mistral | >= 20.0.0, < 20.1.1, = 21.0.0, = 22.0.0 | 20.1.1 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-41283
- https://access.redhat.com/security/cve/CVE-2026-41283
- https://bugzilla.redhat.com/show_bug.cgi?id=2484607
- https://github.com/openstack/mistral
- https://github.com/openstack/mistral/tags
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-41283.json
- 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://pypi.org/project/mistral
- https://github.com/advisories/GHSA-9hfw-w3f4-c4p8
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H- Weakness (CWE)
CWE-749, CWE-863- Platform
- Python (PyPI)
- Package
mistral- Disclosed
- 04.06.2026
- Updated
- 11.10.2026 14:18
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2026-3486 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-9hfw-w3f4-c4p8 - CC BY 4.0
Vulnerability history: mistral
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 3
- First → latest
- 11.2018 06.2026
- Without a fix
- 0
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 2
Disclosures per year
- 2018: 1
- 2019: 0
- 2020: 1
- 2021: 0
- 2022: 0
- 2023: 0
- 2024: 0
- 2025: 0
- 2026: 1
-
OpenStack Mistral allows Arbitrary Remote Code Execution when the API is exposed this entry
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