CVE-2026-86360
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Path Traversal in Dell System Update Prior to 2.3.0.0

Vulnerability report for CVE-2026-86360, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-10-06

Last updated on: 2026-10-06

Assigner: Dell

Description

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.

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Meta Information

Published
2026-10-06
Last Modified
2026-10-06
Generated
2026-10-06
AI Q&A
2026-10-06
EPSS Evaluated
N/A
NVD
EUVD

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Dell System Update 0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-22 The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

Attack-Flow Graph

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Executive Summary

Dell System Update versions before 2.3.0.0 has a Path Traversal vulnerability. This allows an unauthenticated remote attacker to access restricted directories on the system. The flaw can be exploited to gain filesystem access and potentially execute arbitrary code with root privileges, leading to full system compromise.

Detection Guidance

Detection involves checking for vulnerable versions of Dell System Update. Run 'dell-system-update --version' to verify if the installed version is prior to 2.3.0.0. Inspect network traffic for unauthorized filesystem access attempts targeting Dell System Update components.

Impact Analysis

An attacker could exploit this to access sensitive files, install malware, or take control of your system remotely without authentication. This could lead to data theft, system damage, or further network intrusions.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, violating GDPR and HIPAA requirements for data protection and access controls. Organizations may face legal penalties and reputational damage if exploited.

Mitigation Strategies

Immediately upgrade Dell System Update to version 2.3.0.0 or later. Restrict network access to Dell System Update services to trusted sources only. Monitor systems for unusual filesystem activity or unauthorized access attempts.

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