CVE-2026-86358: Dell Update Package Framework

High severity, CVSS 8.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Dell Update Package Framework, versions prior to 26.07.03, contains a Stack-based Buffer Overflow vulnerability. An unauthenticated attacker with adjacent network access could potentially exploit this vulnerability, leading to Remote execution.

Affected products

• Dell Update Package Framework: before 26.07.03 (fixed in 26.07.03)

Published 2026-09-16. Last modified 2026-09-21.