EUVD-2026-29685

Reliance on a component that is not updateable in Windows Secure Boot allows an authorized attacker to bypass a security feature locally...

Secure Boot Security Feature Bypass Vulnerability

Reliance on a component that is not updateable in Windows Secure Boot allows an authorized attacker to bypass a security feature locally...

PT-2026-40238

Reliance on a component that is not updateable in Windows Secure Boot allows an authorized attacker to bypass a security feature locally...

Microsoft Windows Secure Boot 安全漏洞

Microsoft Windows Secure Boot is a security boot feature provided by Microsoft Corporation. There are security vulnerabilities associated with Microsoft Windows Secure Boot. Attackers can exploit these vulnerabilities to bypass certain features. The following products and versions are affected:...

Microsoft Issues Patches for SharePoint Zero-Day and 168 Other New Vulnerabilities

Microsoft on Tuesday released updates to address a record 169 security flaws across its product portfolio, including one vulnerability that has been actively exploited in the wild. Of these 169 vulnerabilities, 157 are rated Important, eight are rated Critical, three are rated Moderate, and one i...

MITRE: CVE-2026-25250 Secure Boot disable Eazy Fix

Missing cryptographic step in Windows Secure Boot allows an authorized attacker to bypass a security feature locally...

CVE-2026-21265

Windows Secure Boot stores Microsoft certificates in the UEFI KEK and DB. These original certificates are approaching expiration, and devices containing affected certificate versions must update them to maintain Secure Boot functionality and avoid compromising security by losing security fixes...

CVE-2026-21265

Windows Secure Boot stores Microsoft certificates in the UEFI KEK and DB. These original certificates are approaching expiration, and devices containing affected certificate versions must update them to maintain Secure Boot functionality and avoid compromising security by losing security fixes...

CVE-2026-21265

Windows Secure Boot stores Microsoft certificates in the UEFI KEK and DB. These original certificates are approaching expiration, and devices containing affected certificate versions must update them to maintain Secure Boot functionality and avoid compromising security by losing security fixes...

UBUNTU-CVE-2026-21265

Windows Secure Boot stores Microsoft certificates in the UEFI KEK and DB. These original certificates are approaching expiration, and devices containing affected certificate versions must update them to maintain Secure Boot functionality and avoid compromising security by losing security fixes...

January 13, 2026—KB5073700 (Security-only update)

January 13, 2026—KB5073700 Security-only update Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updat...

Microsoft Windows Secure Boot 安全漏洞

Microsoft Windows Secure Boot is a secure boot from Microsoft Corporation USA. A security vulnerability exists in Microsoft Windows Secure Boot. An attacker exploiting this vulnerability could bypass certain features. The following products and editions are affected:Windows 10 Version 1809 for...

December 9, 2025—KB5071546 (OS Builds 19045.6691 and 19044.6691)

December 9, 2025—KB5071546 OS Builds 19045.6691 and 19044.6691 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot secure...

October 23, 2025—KB5070882 (OS Build 14393.8524) Out-of-band

October 23, 2025—KB5070882 OS Build 14393.8524 Out-of-band Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely i...

September 9, 2025—KB5065425 (OS Build 25398.1849)

September 9, 2025—KB5065425 OS Build 25398.1849 Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updat...

EUVD-2019-9859

Malware in sbrugna...

September 29, 2025—KB5065789 (OS Builds 26200.6725 and 26100.6725) Preview

September 29, 2025—KB5065789 OS Builds 26200.6725 and 26100.6725 Preview Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to...

July 8, 2025—KB5062618 (Security-only update)

July 8, 2025—KB5062618 Security-only update Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updated i...

July 8, 2025—KB5062624 (Monthly Rollup)

July 8, 2025—KB5062624 Monthly Rollup Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updated in time...

July 8, 2025—KB5062592 (Monthly Rollup)

July 8, 2025—KB5062592 Monthly Rollup Windows Secure Boot certificate expiration Important: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. This might affect the ability of certain personal and business devices to boot securely if not updated in time...