Buffer overflow in Dell Update Package Framework

CVE-2026-86358

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.

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-86358?
CVE-2026-86358 is a medium-severity vulnerability in Dell Update Package Framework, classified under Stack-based Buffer Overflow. CVSS score: 6.5/10. Published 2026-09-16.
How severe is CVE-2026-86358?
Medium severity. CVSS v3 base score is 6.5 out of 10.