CVE-2026-83709 is a heap-based buffer overflow vulnerability in the Windows NTLM component of Microsoft Windows 10 Version 1607 and later builds. It allows an authorized local attacker to elevate privileges. The vulnerability has been assigned a high severity score of 7.8 and has been officially fixed in multiple Windows 10 builds.
CVE-2026-83698 is a heap-based buffer overflow vulnerability in the Windows Client-Side Caching (CSC) Service affecting multiple versions of Microsoft Windows 10, including Version 1607. This flaw allows an authorized local attacker to elevate privileges on the affected system. The vulnerability has a high severity rating with a CVSS score of 7.8. Microsoft has released official fixes for all affected versions.
CVE-2026-83680 is a heap-based buffer overflow vulnerability in the Windows Installer component of Microsoft Windows 10 Version 1607 and related builds. This flaw allows an authorized local attacker to elevate privileges on the affected system. The vulnerability has been assigned a high severity rating with a CVSS score of 7. An official fix is available in specific patched versions of Windows 10 and related Windows versions.
CVE-2026-83676 is an integer underflow vulnerability in the Windows Installer component of Microsoft Windows 10 Version 21H2. This flaw allows an authorized local attacker to elevate privileges on the affected system. The vulnerability has been assigned a high severity rating with a CVSS score of 7. A fix has been officially released by Microsoft for multiple affected Windows 10 builds.
CVE-2026-83640 is a heap-based buffer overflow vulnerability in the NTFS component of Microsoft Windows 10 Version 1607 and related builds. This flaw allows an authorized local attacker to execute arbitrary code on the affected system. The vulnerability has a high severity rating with a CVSS score of 7.8. Microsoft has released official fixes for all affected versions.
CVE-2026-83639 is a heap-based buffer overflow vulnerability in the Windows Sensor Data Service on Microsoft Windows 10 Version 1607 and related builds. This flaw allows an authorized local attacker to elevate privileges. The vulnerability has been assigned a high severity with a CVSS score of 7.8. Official patches have been released for affected versions to address this issue.
CVE-2026-83638 is a heap-based buffer overflow vulnerability in the Windows USB Driver affecting multiple versions of Microsoft Windows 10, including Version 1607. This flaw allows an authorized local attacker to elevate privileges on the affected system. The vulnerability has a high severity rating with a CVSS score of 7.8. Microsoft has released official fixes for all affected versions.
CVE-2026-83588 is a heap-based buffer overflow vulnerability in the Windows USB Driver affecting multiple versions of Microsoft Windows 10, including Version 1607. This flaw allows an authorized local attacker to elevate privileges. The vulnerability has a high severity score of 7.8 and has been officially fixed in specific Windows updates.
CVE-2026-83579 is a heap-based buffer overflow vulnerability in the Windows Smart Card component of Microsoft Windows 10 Version 1607 and related builds. This flaw allows an authorized local attacker to elevate privileges on the affected system. The vulnerability has been assigned a high severity with a CVSS score of 7.8. Microsoft has released official fixes for all affected versions.
CVE-2026-83523 is a heap-based buffer overflow vulnerability in Windows Image Acquisition on Microsoft Windows 11 Version 24H2. This flaw allows an unauthorized attacker to execute code remotely over a network. The vulnerability affects multiple builds of Windows 11 Version 24H2 prior to specific fixed versions. Microsoft has released official patches to address this issue.
CVE-2026-83519 is a critical heap-based buffer overflow vulnerability in Windows Error Reporting affecting multiple versions of Microsoft Windows 10, including Version 1607 and later builds. This flaw allows an unauthorized attacker to execute arbitrary code remotely over a network without user interaction. The vulnerability has a CVSS 3.1 base score of 9.8, indicating high impact on confidentiality, integrity, and availability. Microsoft has released official fixes for all affected versions.
CVE-2026-83517 is a critical heap-based buffer overflow vulnerability in Microsoft Windows Media Foundation affecting multiple Windows 10 versions including Version 1607. This flaw allows an unauthorized attacker to execute code remotely over a network without user interaction. The vulnerability has been officially fixed in specific Windows 10 builds.
CVE-2026-83513 is a heap-based buffer overflow vulnerability in the Windows Universal Disk Format File System Driver (UDFS) affecting multiple versions of Microsoft Windows 10, including Version 1607. It allows an authorized local attacker to elevate privileges by exploiting a use-after-free condition. The vulnerability has a high severity with a CVSS score of 7.8. Official patches have been released to address this issue.
CVE-2026-83514 is a heap-based buffer overflow vulnerability in the Windows Partition Management Driver affecting multiple versions of Microsoft Windows 10 including Version 1607. An authorized local attacker can exploit this flaw to elevate privileges. The vulnerability has a high severity score of 7.8 and has been officially fixed in several Windows 10 builds.
CVE-2026-69326 is a heap-based buffer overflow vulnerability in the Graphic Fonts component of Microsoft Windows 10 Version 1607 and related builds. This flaw allows an unauthorized attacker to execute code remotely over a network. The vulnerability affects multiple Windows 10 versions prior to specific fixed releases. A high-severity CVSS 3.1 score of 8.8 reflects the critical impact on confidentiality, integrity, and availability. Microsoft has issued official fixes for all affected versions.
CVE-2026-77496 is a heap-based buffer overflow vulnerability in the Windows Imaging Component of Microsoft Windows 10 Version 1607 and related builds. This flaw allows an unauthorized attacker to execute code remotely over a network. The vulnerability has a high severity rating with a CVSS score of 8.8. Microsoft has released official fixes for affected versions.
CVE-2026-69635 is a heap-based buffer overflow vulnerability in the Windows Installer component of Microsoft Windows 10 Version 1607 and related versions. This flaw allows an authorized attacker with physical access to the system to elevate privileges. The vulnerability affects multiple Windows 10 builds prior to specific fixed versions. Microsoft has released official fixes for all affected versions.
CVE-2026-78459 is a heap-based buffer overflow vulnerability in Windows Internet Information Services on Microsoft Windows 10 Version 1607 and related builds. It allows an authorized local attacker to elevate privileges. The vulnerability has a high severity score of 7.8 and affects multiple Windows 10 builds prior to specific fixed versions. An official fix is available from Microsoft.
CVE-2026-69471 is a heap-based buffer overflow vulnerability in Windows Installer on Microsoft Windows 10 Version 1607 and other specified versions. This flaw allows an authorized local attacker to elevate privileges. The vulnerability has a high severity score of 7.8 and affects multiple Windows 10 builds prior to specific fixed versions. An official fix is available from Microsoft.
CVE-2026-77902 is a heap-based buffer overflow vulnerability in Microsoft Office Excel within Microsoft 365 Apps for Enterprise. This flaw allows an unauthorized attacker to execute code remotely over a network. The vulnerability has a high severity with a CVSS score of 8.8. Official patches have been released to address this issue in specific versions of the software.