Dell System Update prior 2.3.0.0 path traversal

Summaryinfo

A vulnerability marked as very critical has been reported in Dell System Update. This affects an unknown part. The manipulation leads to path traversal. This vulnerability is listed as CVE-2026-86360. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Dell System Update and classified as very critical. This issue affects an unknown code. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

It is possible to read the advisory at dell.com. The identification of this vulnerability is CVE-2026-86360 since 09/07/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/06/2026). The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

Upgrading to version 2.3.0.0 eliminates this vulnerability.

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Productinfo

Vendor

• Dell

Name

• System Update

License

• commercial

Website

• Vendor: https://www.dell.com/

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CPE 2.2info

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