---
id: CVE-2026-108759
title: >-
  mistral.rs 0.9.0 through 0.9.4 contains a link following vulnerability in
  mistralrs-code-exec that allows sandboxed shell code to read and overwrite
  files outside the sandbox via symlinks
summary: >-
  mistral.rs 0.9.0 through 0.9.4 contains a link following vulnerability in
  mistralrs-code-exec that allows sandboxed shell code to read and overwrite
  files outside the sandbox via symlinks. Attackers or prompt-injected agents
  can name sym…
severity: medium
cvss: 6.8
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N'
cwe:
  - CWE-59
published: '2026-10-11'
updated: '2026-10-11'
sourceUpdated: '2026-10-11T13:17:21.167'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-108759'
references:
  - url: 'https://github.com/EricLBuehler/mistral.rs'
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/EricLBuehler/mistral.rs/blob/4400935451da5e2dc7379a3f92fbbada66557f6c/mistralrs-code-exec/src/files.rs#L241-L254
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/EricLBuehler/mistral.rs/blob/4400935451da5e2dc7379a3f92fbbada66557f6c/mistralrs-code-exec/src/mount.rs#L30-L50
    label: disclosure@vulncheck.com
  - url: >-
      https://hackmd.io/@haind03/ericlbuehler-mistralrs-code-exec-output-symlink-sandbox-escape
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/mistral-rs-0.9.0-through-0.9.4-sandbox-escape-via-symlink-following-in-mistralrs-code-exec
    label: disclosure@vulncheck.com
tags:
  - nvd
ingestedAt: '2026-10-11T13:51:17.041Z'
---

## Overview

mistral.rs 0.9.0 through 0.9.4 contains a link following vulnerability in mistralrs-code-exec that allows sandboxed shell code to read and overwrite files outside the sandbox via symlinks. Attackers or prompt-injected agents can name symlinks as outputs or reuse sessions with symlinked input paths to access files with the server process's permissions.

## Remediation

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