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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2026-8863

CVE-2026-8863

Description

Multiple Microsoft-sigend UEFI SHIM bootloaders are vulnerable to SecureBoot bypass. An attacker with administrative privileges or the ability to modify the boot process could use one of the vulnerable shim bootloaders to bypass Secure Boot protections and execute arbitrary code before the operating system loads. Specific UEFI DBX update is required to block these vulnerable boot loaders.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Oracle Corporation OracleLinux(7.2) shim

  • 0.9affected

PC-Doctor Service Center Enterprise

  • 14 to ≤ 17.0.7536.900affected

PC-Doctor Service Center Drive Erase

  • 15 to ≤ 17.0.7538.592affected

PC-Doctor Service Center Japan

  • 15 to ≤ 17.0.7539.904affected

PC-Doctor Service Center

  • 14 to ≤ 17.0.7535.900affected

PC-Doctor Network Factory for Linux (Bootable Diagnostics)

  • 6.9 to ≤ 6.20.7711.267affected

PC-Doctor Factory for Linux (Bootable Diagnostics)

  • 6.9 to ≤ 6.20.7710.267affected

Spyrus WTGCreator

  • 4.2affected

Blancco UK WhiteCanyon WipeDrive

  • 8.0.0 to ≤ 8.1.3affected

baramundi software baramundi Management Suite

  • * to ≤ 2024R1affected

SUSE Linux OpenSUSE shim

  • 0.9affected

Finland Matriculation Board Abitti 1

  • 1.0.0affected

NTC IT ROSA LLC RosaLinux

  • R9affected

NTC IT ROSA LLC RosaLinux

  • R10affected

References