CVE-2020-26186: Dell Inspiron 5675 Firmware

Medium severity, CVSS 6.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Dell Inspiron 5675 BIOS versions prior to 1.4.1 contain a UEFI BIOS RuntimeServices overwrite vulnerability. A local attacker with access to system memory may exploit this vulnerability by overwriting the RuntimeServices structure to execute arbitrary code in System Management Mode (SMM).

Affected products

• Dell Inspiron 5675 Firmware: before 1.4.1 (fixed in 1.4.1)

Published 2021-01-08. Last modified 2026-06-17.