Vulnerabilidades do Microsoft Windows 11 25h2

CVE-2026-84016 Alta · 7.8 CWE-787 13/10/2026

Windows EAPHost Service Elevation of Privilege Vulnerability

Out-of-bounds write in Windows EAPHost Service allows an authorized attacker to elevate privileges locally.

CVE-2026-84015 Crítica · 9.8 CWE-122 13/10/2026

Remote Access Point-to-Point Protocol (PPP) EAP-TLS Remote Code Execution Vulnerability

Heap-based buffer overflow in Remote Access Point-to-Point Protocol (PPP) EAP-TLS allows an unauthorized attacker to execute code over a network.

CVE-2026-84014 Alta · 7.0 CWE-122 13/10/2026

Windows Device Association Service Elevation of Privilege Vulnerability

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

CVE-2026-84013 Alta · 7.8 CWE-416 13/10/2026

Windows Telephony Server Elevation of Privilege Vulnerability

Use after free in Windows Telephony Server allows an authorized attacker to elevate privileges locally.

CVE-2026-84011 Média · 5.5 CWE-863 13/10/2026

Windows SMB Client Security Feature Bypass Vulnerability

Incorrect authorization in Windows SMB Client allows an authorized attacker to bypass a security feature locally.

CVE-2026-84009 Média · 4.7 CWE-367 13/10/2026

Windows Projected File System Tampering Vulnerability

Time-of-check time-of-use (toctou) race condition in Windows Projected File System allows an authorized attacker to perform tampering locally.

CVE-2026-83935 Crítica · 9.8 CWE-122 13/10/2026

Microsoft XML Remote Code Execution Vulnerability

Heap-based buffer overflow in Microsoft XML allows an unauthorized attacker to execute code over a network.

CVE-2026-83934 Alta · 8.8 CWE-121 13/10/2026

Windows GDI+ Remote Code Execution Vulnerability

Stack-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a network.

CVE-2026-83889 Alta · 8.8 CWE-763 13/10/2026

Windows DNS Server Remote Code Execution Vulnerability

Release of invalid pointer or reference in DNS Server allows an authorized attacker to execute code over a network.

CVE-2026-83869 Crítica · 9.8 CWE-191 13/10/2026

Windows Domain Name Service Remote Code Execution Vulnerability

Integer underflow (wrap or wraparound) in DNS Server allows an unauthorized attacker to execute code over a network.

CVE-2026-83642 Alta · 8.8 CWE-843 13/10/2026

Windows Domain Name Service Remote Code Execution Vulnerability

Access of resource using incompatible type ('type confusion') in DNS Server allows an unauthorized attacker to execute code over a network.

CVE-2026-70244 Média · 6.5 CWE-125 13/10/2026

Windows DNS Server Information Disclosure Vulnerability

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

CVE-2026-70045 Alta · 7.0 CWE-416 13/10/2026

Windows Work Folders Elevation of Privilege Vulnerability

Use after free in Windows Work Folders allows an authorized attacker to elevate privileges locally.

CVE-2026-70044 Média · 5.5 CWE-125 13/10/2026

Microsoft Windows Media Foundation Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Windows Media Foundation allows an unauthorized attacker to disclose information locally.

CVE-2026-70041 Média · 5.5 CWE-126 13/10/2026

Windows CD-ROM Driver Information Disclosure Vulnerability

Buffer over-read in Windows CD-ROM Driver allows an authorized attacker to disclose information locally.

CVE-2026-70038 Alta · 8.1 CWE-122 13/10/2026

Windows iSCSI Remote Code Execution Vulnerability

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

CVE-2026-70031 Alta · 7.5 CWE-122 13/10/2026

Windows iSCSI Denial of Service Vulnerability

Heap-based buffer overflow in Windows iSCSI allows an unauthorized attacker to deny service over a network.

CVE-2026-70027 Alta · 7.8 CWE-122 13/10/2026

Windows Subsystem for Linux Elevation of Privilege Vulnerability

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

CVE-2026-70026 Alta · 7.0 CWE-416 13/10/2026

Windows Secure Kernel Mode Elevation of Privilege Vulnerability

Use after free in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.

CVE-2026-70025 Média · 6.5 CWE-416 13/10/2026

Windows Netlogon Denial of Service Vulnerability

Use after free in Windows Netlogon allows an authorized attacker to deny service over a network.

CVE-2026-70024 Crítica · 9.8 CWE-20 13/10/2026

Windows Internet Information Services Remote Code Execution Vulnerability

Stack-based buffer overflow in Windows Internet Information Services allows an unauthorized attacker to execute code over a network.

CVE-2026-70023 Alta · 7.8 CWE-416 13/10/2026

Windows Hyper-V Elevation of Privilege Vulnerability

Use after free in Windows Hyper-V allows an authorized attacker to elevate privileges locally.

CVE-2026-70021 Alta · 7.0 CWE-416 13/10/2026

Windows Direct Composition Elevation of Privilege Vulnerability

Use after free in Windows Direct Composition allows an authorized attacker to elevate privileges locally.

CVE-2026-70017 Média · 5.5 CWE-843 13/10/2026

Windows Secure Kernel Mode Information Disclosure Vulnerability

Access of resource using incompatible type ('type confusion') in Windows Secure Kernel Mode allows an authorized attacker to disclose information locally.

CVE-2026-70015 Alta · 7.8 CWE-122 13/10/2026

Windows Local Security Authority Subsystem Service (LSASS) Elevation of Privilege Vulnerability

Use after free in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to elevate privileges locally.