CVE-2026-97631 — Pre-boot RCE in EDK II PXE driver
EDK2 contains 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. Success…
Published: 2026-10-22 · CVSS: 9.5 · CVSS 4.0
EDK2 contains 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. Successful exploitation of this vulnerability can lead to arbitrary code execution. It could also impact Confidentiality, Integrity, and Availability.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7