New Dell System Update flaw lets hackers gain root privileges

Dell warned customers about a critical vulnerability in the System Update (DSU) command-line deployment tool and urged them to patch it as soon as possible. The vulnerability, tracked as CVE-2026-86360, allows an unauthenticated attacker with remote access to exploit a path traversal weakness, execute arbitrary code with root privileges, and potentially achieve complete compromise of the vulnerable application and underlying operating system.