---
id: CVE-2026-109156
title: A vulnerability has been found in SeldonIO MLServer up to 1.6.1
summary: >-
  A vulnerability has been found in SeldonIO MLServer up to 1.6.1. Affected is
  the function _extract_env of the file mlserver/env.py of the component
  environment_tarball Handler. Such manipulation leads to path traversal. The
  attack may be…
severity: medium
cvss: 6.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L'
cwe:
  - CWE-22
published: '2026-10-13'
updated: '2026-10-13'
sourceUpdated: '2026-10-13T13:29:12.567'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-109156'
references:
  - url: 'https://github.com/SeldonIO/MLServer/'
    label: cna@vuldb.com
  - url: 'https://github.com/SeldonIO/MLServer/issues/2553'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-109156'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/978677'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/416889'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/416889/cti'
    label: cna@vuldb.com
tags:
  - nvd
ingestedAt: '2026-10-13T11:23:51.176Z'
---

## Overview

A vulnerability has been found in SeldonIO MLServer up to 1.6.1. Affected is the function _extract_env of the file mlserver/env.py of the component environment_tarball Handler. Such manipulation leads to path traversal. The attack may be performed from remote. The vendor was contacted early about this disclosure but did not respond in any way.

## Remediation

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