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🛡️ CVE-2026-41283 — mistral

🔴 CVSS 9.9 — Critical ✅ No Known Exploit CWE-749 NVD
9.9
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

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.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality high, integrity high, availability high.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

  • Attack vector: Network — reachable from anywhere that can route to the service.
  • Attack complexity: Low — the attack works reliably, with no preparation.
  • Privileges required: Low — an ordinary user account is enough.
  • User interaction: None — nobody has to be tricked into anything.
  • Scope: Changed — a successful attack reaches components beyond the vulnerable one.
  • Confidentiality impact: High — total loss, or loss the attacker controls.
  • Integrity impact: High — total loss, or loss the attacker controls.
  • Availability impact: High — total loss, or loss the attacker controls.

Weakness class

CVE-2026-41283 is classified as CWE-749: Exposed Dangerous Method or Function. A powerful method is reachable by callers who should not be able to invoke it.

Affected software

CVE-2026-41283 is recorded against 2 packages.

  • mistral
  • unknown

Timeline and source

Published on 23 July 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

nvd.nist.gov (Advisory)
access.redhat.com (Web)
bugzilla.redhat.com (Web)
github.com (Package)
github.com (Web)
security.access.redhat.com (Web)
security.openstack.org (Web)
www.openwall.com (Web)
www.openwall.com (Web)
pypi.org (Package)
github.com (Advisory)

Other advisories for this package

mistral has other advisories on record. If you are patching this one, these are worth checking on the same host:

Same weakness in other software

These advisories are the same class of weakness (CWE-749: Exposed Dangerous Method or Function) in other software:

CVE-2026-41283 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity CRITICAL
CVSS Score 9.9
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CWE CWE-749
Public Exploit ✅ No
Source NVD
Published 2026-07-23
Updated 2026-08-20
Modified 2026-07-23
Fix URL N/A

Affected Packages

Software From version Fixed in
mistral — —
unknown — —

Similar Threats

Exploit Protection

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CVE-2026-41283 carries CVSS 9.9 Critical rating. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.

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