Vulnerabilidades do Microsoft Windows 11 26h1

CVE-2026-48578 Alta · 7.9 CWE-284 09/06/2026

Secure Boot Security Feature Bypass Vulnerability

Improper access control in Windows Secure Boot allows an authorized attacker to elevate privileges locally.

CVE-2026-48576 Alta · 7.9 CWE-1329 09/06/2026

Secure Boot Security Feature Bypass Vulnerability

No cwe for this issue in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.

CVE-2026-48575 Alta · 7.9 CWE-693 09/06/2026

Secure Boot Security Feature Bypass Vulnerability

Protection mechanism failure in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.

CVE-2026-48574 Alta · 7.8 CWE-122 09/06/2026

Windows Media Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code locally.

CVE-2026-48573 Alta · 7.9 CWE-1329 09/06/2026

Secure Boot Security Feature Bypass Vulnerability

No cwe for this issue in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.

CVE-2026-48570 Alta · 7.9 CWE-693 09/06/2026

Secure Boot Security Feature Bypass Vulnerability

Protection mechanism failure in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.

CVE-2026-48568 Alta · 7.9 CWE-693 09/06/2026

Secure Boot Security Feature Bypass Vulnerability

Protection mechanism failure in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.

CVE-2026-48566 Média · 5.5 CWE-125 09/06/2026

Windows DWM Core Library Information Disclosure Vulnerability

Out-of-bounds read in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.

CVE-2026-48563 Alta · 7.5 CWE-787 09/06/2026

Remote Desktop Client Remote Code Execution Vulnerability

Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

CVE-2026-47656 Alta · 7.9 CWE-693 09/06/2026

Windows Boot Manager Security Feature Bypass Vulnerability

Protection mechanism failure in Windows Boot Manager allows an authorized attacker to bypass a security feature locally.

CVE-2026-47653 Alta · 8.8 CWE-787 09/06/2026

Remote Desktop Client Remote Code Execution Vulnerability

Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

CVE-2026-47652 Alta · 8.2 CWE-122 09/06/2026

Windows Hyper-V Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.

CVE-2026-47648 Alta · 7.0 CWE-426 09/06/2026

Windows Storage Elevation of Privilege Vulnerability

Untrusted search path in Windows Storage allows an authorized attacker to elevate privileges locally.

CVE-2026-47291 Crítica · 9.8 CWE-122 09/06/2026

HTTP.sys Remote Code Execution Vulnerability

Integer overflow or wraparound in Windows HTTP.sys allows an unauthorized attacker to execute code over a network.

CVE-2026-47289 Alta · 8.8 CWE-122 09/06/2026

Remote Desktop Client Remote Code Execution Vulnerability

Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

CVE-2026-45658 Média · 6.8 CWE-284 09/06/2026

Windows BitLocker Security Feature Bypass Vulnerability

Improper access control in Windows BitLocker allows an authorized attacker to bypass a security feature locally.

CVE-2026-45657 Crítica · 9.8 CWE-122 09/06/2026

Windows Kernel Remote Code Execution Vulnerability

Use after free in Windows Kernel allows an unauthorized attacker to execute code over a network.

CVE-2026-45656 Alta · 7.8 CWE-693 09/06/2026

UEFI Secure Boot Security Feature Bypass Vulnerability

Protection mechanism failure in Windows UEFI allows an authorized attacker to bypass a security feature locally.

CVE-2026-45655 Média · 5.3 CWE-693 09/06/2026

Windows BitLocker Security Feature Bypass Vulnerability

Protection mechanism failure in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.

CVE-2026-45654 Alta · 7.9 CWE-284 09/06/2026

Secure Boot Security Feature Bypass Vulnerability

Improper access control in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.

CVE-2026-45653 Alta · 7.0 CWE-416 09/06/2026

Windows Kernel Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

CVE-2026-45642 Baixa · 3.9 CWE-20 09/06/2026

Microsoft Azure Attestation service and Device Health Attestation Service Spoofing Vulnerability

Improper input validation in Microsoft Azure Attestation service and Device Health Attestation Service allows an authorized attacker to perform spoofing with a physical attack.

CVE-2026-45641 Alta · 7.8 CWE-125 09/06/2026

Windows Hyper-V Remote Code Execution Vulnerability

Access of resource using incompatible type ('type confusion') in Windows Hyper-V allows an unauthorized attacker to execute code locally.

CVE-2026-45640 Alta · 7.0 CWE-416 09/06/2026

Windows Bluetooth Port Driver Elevation of Privilege Vulnerability

Use after free in Windows Bluetooth Port Driver allows an authorized attacker to elevate privileges locally.

CVE-2026-45639 Alta · 7.5 CWE-125 09/06/2026

Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability

Out-of-bounds read in Windows RDP allows an unauthorized attacker to disclose information over a network.