Microsoft Windows 11 26H1 vulnerabilities

CVE-2026-102210 [CRITICAL] CWE-122 CVE-2026-102210: Heap-based buffer overflow in Windows Text Shaping allows an unauthorized attacker to execute code o Heap-based buffer overflow in Windows Text Shaping allows an unauthorized attacker to execute code over a network.

CVE-2026-83888 [CRITICAL] CWE-126 CVE-2026-83888: Buffer over-read in Windows CD-ROM Driver allows an unauthorized attacker to elevate privileges over Buffer over-read in Windows CD-ROM Driver allows an unauthorized attacker to elevate privileges over a network.

CVE-2026-69769 [CRITICAL] CWE-122 CVE-2026-69769: Heap-based buffer overflow in Windows HTTP Print Provider allows an unauthorized attacker to execute Heap-based buffer overflow in Windows HTTP Print Provider allows an unauthorized attacker to execute code over a network.

CVE-2026-69525 [CRITICAL] CWE-416 CVE-2026-69525: Use after free in Windows Remote Desktop Services allows an unauthorized attacker to execute code ov Use after free in Windows Remote Desktop Services allows an unauthorized attacker to execute code over a network.

CVE-2026-69579 [CRITICAL] CWE-416 CVE-2026-69579: Use after free in Windows Message Queuing allows an unauthorized attacker to execute code over a net Use after free in Windows Message Queuing allows an unauthorized attacker to execute code over a network.

CVE-2026-69431 [CRITICAL] CWE-122 CVE-2026-69431: Heap-based buffer overflow in Telnet Client allows an unauthorized attacker to execute code over a n Heap-based buffer overflow in Telnet Client allows an unauthorized attacker to execute code over a network.

CVE-2026-69768 [CRITICAL] CWE-122 CVE-2026-69768: Heap-based buffer overflow in Windows RNDIS allows an unauthorized attacker to execute code over a n Heap-based buffer overflow in Windows RNDIS allows an unauthorized attacker to execute code over a network.

CVE-2026-69463 [CRITICAL] CWE-122 CVE-2026-69463: Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code over a ne Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code over a network.

CVE-2026-69886 [CRITICAL] CWE-122 CVE-2026-69886: Heap-based buffer overflow in Windows Imaging Component allows an unauthorized attacker to execute c Heap-based buffer overflow in Windows Imaging Component allows an unauthorized attacker to execute code over a network.

CVE-2026-69883 [CRITICAL] CWE-416 CVE-2026-69883: Use after free in Windows iSCSI allows an unauthorized attacker to execute code over a network. Use after free in Windows iSCSI allows an unauthorized attacker to execute code over a network.

CVE-2026-57090 [CRITICAL] CWE-122 CVE-2026-57090: Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over a network.

CVE-2026-57089 [CRITICAL] CWE-416 CVE-2026-57089: Use after free in Windows SMB Server Network Transport Driver (srvnet.sys) allows an unauthorized at Use after free in Windows SMB Server Network Transport Driver (srvnet.sys) allows an unauthorized attacker to execute code over a network.

CVE-2026-96096 [CRITICAL] CWE-122 CVE-2026-96096: Heap-based buffer overflow in Windows Media Player allows an unauthorized attacker to execute code o Heap-based buffer overflow in Windows Media Player allows an unauthorized attacker to execute code over a network.

CVE-2026-25177 [HIGH] CWE-641 CVE-2026-25177: Improper restriction of names for files and other resources in Active Directory Domain Services allo Improper restriction of names for files and other resources in Active Directory Domain Services allows an authorized attacker to elevate privileges over a network.

CVE-2026-69485 [HIGH] CWE-908 CVE-2026-69485: Use of uninitialized resource in Remote Desktop Client allows an authorized attacker to execute code Use of uninitialized resource in Remote Desktop Client allows an authorized attacker to execute code over a network.

CVE-2026-62790 [HIGH] CWE-122 CVE-2026-62790: Heap-based buffer overflow in Windows SMB Server allows an authorized attacker to execute code over Heap-based buffer overflow in Windows SMB Server allows an authorized attacker to execute code over a network.

CVE-2026-62800 [HIGH] CWE-122 CVE-2026-62800: Heap-based buffer overflow in Windows SMB Server allows an authorized attacker to execute code over Heap-based buffer overflow in Windows SMB Server allows an authorized attacker to execute code over a network.

CVE-2026-88165 [HIGH] CWE-787 CVE-2026-88165: Out-of-bounds write in Active Directory Domain Services allows an authorized attacker to execute cod Out-of-bounds write in Active Directory Domain Services allows an authorized attacker to execute code over a network.

CVE-2026-50502 [HIGH] CWE-1220 CVE-2026-50502: Insufficient granularity of access control in Windows Event Logging Service allows an authorized att Insufficient granularity of access control in Windows Event Logging Service allows an authorized attacker to execute code over a network.

CVE-2026-105723 [CRITICAL] CWE-822 CVE-2026-105723: Untrusted pointer dereference in Windows Distributed File System (DFS) allows an unauthorized attack Untrusted pointer dereference in Windows Distributed File System (DFS) allows an unauthorized attacker to elevate privileges over a network.