Description
An arbitrary code execution vulnerability in Mistral Vibe allows an attacker to bypass command permission checks using environment variable assignments preceding allowlisted commands. These assignments are excluded from inspection, enabling attacker-controlled environment variables to cause arbitrary code execution without user approval.
Published: 2026-09-11
Score: 10 Critical
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 11 Sep 2026 14:45:00 +0000

Type Values Removed Values Added
Description An arbitrary code execution vulnerability in Mistral Vibe allows an attacker to bypass command permission checks using environment variable assignments preceding allowlisted commands. These assignments are excluded from inspection, enabling attacker-controlled environment variables to cause arbitrary code execution without user approval.
Weaknesses CWE-15
References
Metrics cvssV4_0

{'score': 10, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: HiddenLayer

Published:

Updated: 2026-09-11T14:59:37.174Z

Reserved: 2026-09-09T19:14:18.451Z

Link: CVE-2026-87987

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-11T15:17:07.793

Modified: 2026-09-11T15:17:07.793

Link: CVE-2026-87987

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-15

    External Control of System or Configuration Setting