# CVE-2026-41283: mistral: OpenStack Mistral through 22.0.0 allows Arbitrary Remote Code Execution when the API is exposed CVE-2026-41283 is fixed in 7 products on 1 platform, first by mistral-api 22.0.0-0ubuntu1.1, released June 3, 2026. It is not reported as exploited. Patch Radar priority: Urgent. - Web page: https://patchblox.com/security/cve/CVE-2026-41283 - Priority: Urgent - CVSS: 9.9 (critical) - EPSS: 0.0073 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Jun 3, 2026 ## 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. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | mistral Debian 12.15 (bookworm) | 15.0.0-1+deb12u1 | [DEBIAN-CVE-2026-41283](https://patchblox.com/security/data/fix/linux/debian-cve-2026-41283.md) | Jun 24, 2026 | | Linux | mistral Debian 13.5 (trixie) | 20.0.0-2+deb13u1 | [DEBIAN-CVE-2026-41283](https://patchblox.com/security/data/fix/linux/debian-cve-2026-41283.md) | Jun 24, 2026 | | Linux | mistral Debian 14 | 22.0.0-3 | [DEBIAN-CVE-2026-41283](https://patchblox.com/security/data/fix/linux/debian-cve-2026-41283.md) | Jun 24, 2026 | | Linux | mistral-api Ubuntu 22.04.1 LTS (jammy) | 14.0.0-0ubuntu1.1 | [mistral-api 14.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-mistral-api-14.0.0-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-api Ubuntu 24.04.5 LTS (noble) | 18.0.1-0ubuntu1.1 | [mistral-api 18.0.1-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-mistral-api-18.0.1-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-api Ubuntu 25.10 (questing) | 21.0.0-0ubuntu1.1 | [mistral-api 21.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-mistral-api-21.0.0-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-api Ubuntu 26.04.1 LTS (resolute) | 22.0.0-0ubuntu1.1 | [mistral-api 22.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-mistral-api-22.0.0-0ubuntu1.1.md) | Jun 3, 2026 | | Linux | mistral-common Ubuntu 22.04.1 LTS (jammy) | 14.0.0-0ubuntu1.1 | [mistral-common 14.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-mistral-common-14.0.0-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-common Ubuntu 24.04.5 LTS (noble) | 18.0.1-0ubuntu1.1 | [mistral-common 18.0.1-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-mistral-common-18.0.1-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-common Ubuntu 25.10 (questing) | 21.0.0-0ubuntu1.1 | [mistral-common 21.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-mistral-common-21.0.0-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-common Ubuntu 26.04.1 LTS (resolute) | 22.0.0-0ubuntu1.1 | [mistral-common 22.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-mistral-common-22.0.0-0ubuntu1.1.md) | Jun 3, 2026 | | Linux | mistral-engine Ubuntu 22.04.1 LTS (jammy) | 14.0.0-0ubuntu1.1 | [mistral-engine 14.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-mistral-engine-14.0.0-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-engine Ubuntu 24.04.5 LTS (noble) | 18.0.1-0ubuntu1.1 | [mistral-engine 18.0.1-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-mistral-engine-18.0.1-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-engine Ubuntu 25.10 (questing) | 21.0.0-0ubuntu1.1 | [mistral-engine 21.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-mistral-engine-21.0.0-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-engine Ubuntu 26.04.1 LTS (resolute) | 22.0.0-0ubuntu1.1 | [mistral-engine 22.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-mistral-engine-22.0.0-0ubuntu1.1.md) | Jun 3, 2026 | | Linux | mistral-event-engine Ubuntu 22.04.1 LTS (jammy) | 14.0.0-0ubuntu1.1 | [mistral-event-engine 14.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-mistral-event-engine-14.0.0-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-event-engine Ubuntu 24.04.5 LTS (noble) | 18.0.1-0ubuntu1.1 | [mistral-event-engine 18.0.1-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-mistral-event-engine-18.0.1-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-event-engine Ubuntu 25.10 (questing) | 21.0.0-0ubuntu1.1 | [mistral-event-engine 21.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-mistral-event-engine-21.0.0-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-event-engine Ubuntu 26.04.1 LTS (resolute) | 22.0.0-0ubuntu1.1 | [mistral-event-engine 22.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-mistral-event-engine-22.0.0-0ubuntu1.1.md) | Jun 3, 2026 | | Linux | mistral-executor Ubuntu 22.04.1 LTS (jammy) | 14.0.0-0ubuntu1.1 | [mistral-executor 14.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-mistral-executor-14.0.0-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-executor Ubuntu 24.04.5 LTS (noble) | 18.0.1-0ubuntu1.1 | [mistral-executor 18.0.1-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-mistral-executor-18.0.1-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-executor Ubuntu 25.10 (questing) | 21.0.0-0ubuntu1.1 | [mistral-executor 21.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-mistral-executor-21.0.0-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | mistral-executor Ubuntu 26.04.1 LTS (resolute) | 22.0.0-0ubuntu1.1 | [mistral-executor 22.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-mistral-executor-22.0.0-0ubuntu1.1.md) | Jun 3, 2026 | | Linux | python3-mistral Ubuntu 22.04.1 LTS (jammy) | 14.0.0-0ubuntu1.1 | [python3-mistral 14.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-python3-mistral-14.0.0-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | python3-mistral Ubuntu 24.04.5 LTS (noble) | 18.0.1-0ubuntu1.1 | [python3-mistral 18.0.1-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-python3-mistral-18.0.1-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | python3-mistral Ubuntu 25.10 (questing) | 21.0.0-0ubuntu1.1 | [python3-mistral 21.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-python3-mistral-21.0.0-0ubuntu1.1.md) | Jun 24, 2026 | | Linux | python3-mistral Ubuntu 26.04.1 LTS (resolute) | 22.0.0-0ubuntu1.1 | [python3-mistral 22.0.0-0ubuntu1.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-python3-mistral-22.0.0-0ubuntu1.1.md) | Jun 3, 2026 | --- Data as of 2026-11-08T00:53:09Z UTC. 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