CVE-2026-86360 is a path traversal vulnerability in Dell System Update (DSU) versions earlier than 2.3.0.0. Improper restriction of pathnames to an intended directory could allow an unauthenticated remote attacker to obtain filesystem access and execute arbitrary code with root privileges, potentially completely compromising DSU and the underlying operating system. User interaction is reported as required, but the necessary action, vulnerable function, and complete exploitation sequence are not specified.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
42 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A critical path traversal vulnerability in Dell System Update versions before 2.3.0.0 allows an unauthenticated remote attacker to access the filesystem. The advisory states that exploitation could enable arbitrary code execution with root privileges and complete compromise of the application and underlying operating system. Dell recommends upgrading promptly.
Critical path traversal vulnerability in Dell System Update versions before 2.3.0.0, rated CVSS 9.6. An unauthenticated remote attacker could gain filesystem access and execute arbitrary code as root, potentially compromising DSU and the underlying operating system. User interaction is required, but the necessary action and complete attack sequence are not disclosed. Fixed in version 2.3.0.0 or later.
A critical path traversal vulnerability in Dell System Update versions before 2.3.0.0. An unauthenticated remote attacker could gain filesystem access and execute arbitrary code with root privileges, potentially compromising the application and underlying operating system. Dell recommends upgrading to DSU 2.3.0.0 or later.
A critical path traversal vulnerability in Dell System Update that can provide filesystem access and arbitrary code execution with root privileges, potentially compromising both the application and its underlying operating system. Dell recommends upgrading to version 2.3.0.0 or later.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.