# CVE-2026-87983

## Summary

- **CVE ID:** CVE-2026-87983
- **Severity:** CRITICAL
- **CVSS Score:** 9.2 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N)
- **CWE:** CWE-22
- **Published:** Sep 11, 2026
- **Last Modified:** Sep 11, 2026

## Description

An arbitrary file read vulnerability in Mistral Vibe, introduced in version 2.6.0, allows an attacker to bypass workspace restrictions using quoted absolute paths in allowlisted shell commands. Improper handling of quotation marks during path validation enables files outside the active workspace to be read without user approval.

## Affected Products

- mistralai — mistral-vibe (2.6.0)

## References

- [CNA](https://www.hiddenlayer.com/sai-security-advisory/2026-09-mistral-vibe)

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._