CVE-2026-97631: EDK2 0 through edk2-stable202608

Affected technology

EDK2 · 0 through edk2-stable202608
TianoCore

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

A vulnerability in BIOS where a user may cause “Out-of-bounds Write”, Classic Buffer Overflow, and “Incorrect Calculation of Buffer Size” by remote access. Vendor/CNA’s CVSS 4.0 assessment (base score 9.5/10) rates confidentiality, integrity and availability impact as high.