---
id: CVE-2026-122135
title: Mistral Vibe before 3.0.3 RCE via Repository-Configured gpg.program
summary: >-
  Mistral Vibe before 3.0.3 contains a remote code execution vulnerability that
  allows attackers to run commands by abusing repository-configured gpg.program
  during project context collection. A crafted repository setting gpg.program
  and l…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'
cvssSource: cna
cwe:
  - CWE-829
vendor: mistralai
product: mistral-vibe
affected:
  - mistral-vibe < 3.0.3
published: '2026-11-04'
updated: '2026-11-04'
sourceUpdated: '2026-11-04T20:36:53.773Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-122135'
references:
  - url: >-
      https://github.com/mistralai/mistral-vibe/commit/7bb48f213ac677f943d5c791199ed3dddf302f00
    label: Patch Commit
  - url: 'https://github.com/mistralai/mistral-vibe'
  - url: >-
      https://github.com/mistralai/mistral-vibe/blob/v3.0.3/CHANGELOG.md?plain=1#L113
  - url: 'https://github.com/mistralai/mistral-vibe/releases/tag/v3.0.3'
    label: mistral-vibe v3.0.3 Release Notes
  - url: >-
      https://github.com/mistralai/mistral-vibe/blob/v3.0.2/vibe/core/system_prompt.py#L52-L67
  - url: >-
      https://www.vulncheck.com/advisories/mistral-vibe-before-3.0.3-rce-via-repository-configured-gpg-program
    label: >-
      VulnCheck Advisory: Mistral Vibe before 3.0.3 RCE via
      Repository-Configured gpg.program
tags:
  - cve.org
ingestedAt: '2026-11-05T21:36:00.564Z'
epss: 0.00469
epssPercentile: 0.40848
---

## Overview

Mistral Vibe before 3.0.3 contains a remote code execution vulnerability that allows attackers to run commands by abusing repository-configured gpg.program during project context collection. A crafted repository setting gpg.program and log.showSignature with a signed commit makes git log execute the attacker's program at session start, before any trust prompt.

## Affected

- `mistral-vibe < 3.0.3`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.