CVE-2026-86360 Dell System Update - Path Traversal

Dell System Update < 2.3.0.0 contains a path traversal caused by improper limitation of pathname in the application, letting unauthenticated remote attackers access filesystem and execute arbitrary code with root privileges.

CVSS base score 9.6 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.63% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Path Traversal
Impact
Remote Code Execution, File System Read, File System Write
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Published
6 October 2026
Updated
15 October 2026
Weakness
CWE-22

Vendor fix

Upgrade to version 2.3.0.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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