CVE-2025-2296: Tianocore EDK2

High severity, CVSS 8.4. EPSS: 0.8% chance of exploitation in the next 30 days.

EDK2 contains a vulnerability in BIOS where an attacker may cause “ Improper Input Validation” by local access. Successful exploitation of this vulnerability could alter control flow in unexpected ways, potentially allowing arbitrary command execution and impacting Confidentiality, Integrity, and Availability.

Affected products

• Tianocore EDK2

Published 2025-12-09. Last modified 2026-10-07.