Description
An arbitrary code execution vulnerability in Mistral Vibe allows an attacker to bypass command permission checks using shell constructs it's parser cannot interpret. Unparsed portions are omitted from inspection, enabling embedded commands to execute on the user's system without 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 17:00:00 +0000

Type Values Removed Values Added
Title Command Permission Bypass via Unparsed Shell Constructs in Mistral Vibe

Fri, 11 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

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 shell constructs it's parser cannot interpret. Unparsed portions are omitted from inspection, enabling embedded commands to execute on the user's system without approval.
Weaknesses CWE-228
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: 2026-09-11T14:57:01.512Z

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

Link: CVE-2026-87986

cve-icon Vulnrichment

Updated: 2026-09-11T14:55:02.207Z

cve-icon NVD

Status : Deferred

Published: 2026-09-11T15:17:07.653

Modified: 2026-09-11T17:35:21.440

Link: CVE-2026-87986

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-11T16:45:14Z

Weaknesses