---
id: CVE-2026-86360
title: >-
  Dell System Update, versions prior to 2.3.0.0, contains an Improper Limitation
  of a Pathname to a Restricted Directory ('Path Traversal') vulnerability
summary: >-
  Dell System Update, versions prior to 2.3.0.0, contains an Improper Limitation
  of a Pathname to a Restricted Directory ('Path Traversal') vulnerability. An
  unauthenticated attacker with remote access could potentially exploit this
  vulner…
severity: critical
cvss: 9.6
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H'
cwe:
  - CWE-22
vendor: Dell
product: System Update
affected:
  - system_update < 2.3.0.0 or later
published: '2026-10-06'
updated: '2026-10-06'
sourceUpdated: '2026-10-06T20:17:34.090'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-86360'
references:
  - url: >-
      https://www.dell.com/support/kbdoc/en-us/000515843/dsa-2026-324-security-update-for-dell-system-update-dsu-vulnerabilities
    label: security_alert@emc.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-06T19:46:46.247708Z'
ingestedAt: '2026-10-06T19:13:33.942Z'
---

## Overview

Dell System Update, versions prior to 2.3.0.0, contains an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Filesystem access for attacker. This vulnerability is considered critical because it can be leveraged by an unauthenticated attacker to execute arbitrary code with root privileges. Successful exploitation may allow complete compromise of the vulnerable application and underlying operating system. Dell recommends customers upgrade at the earliest opportunity.

## Remediation

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