Microsoft Security Center Center News

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

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

Improper control of generation of code ('code injection') in Visual Studio Tools for Applications and SQL Server Management Studio allows an unauthorized attacker to execute code over a network.

Starting with Windows updates released on and after October 13, 2026, Microsoft is making hardening changes to the [Resilient File System (ReFS)](https://learn.microsoft.com/windows-server/storage/refs/refs-overview). This change is not enable by default until 2027. Please see [Hardening changes for ReFS volumes on removable media](https://support.microsoft.com/en-us/servicing/os/windows/docs/2026/10/hardening-changes-for-refs-volumes-on-removable-media) for more information.

Use after free in Windows Security App allows an authorized attacker to elevate privileges locally.

Improper limitation of a pathname to a restricted directory ('path traversal') in Dynamics Business Central allows an authorized attacker to elevate privileges over a network.

Improper authentication in Dynamics Business Central allows an unauthorized attacker to disclose information over a network.

Integer overflow or wraparound in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.

Out-of-bounds write in Microsoft Windows PDF allows an unauthorized attacker to execute code over a network.

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

Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an authorized attacker to execute code locally.

Improper limitation of a pathname to a restricted directory ('path traversal') in Visual Studio Code allows an authorized attacker to disclose information over a network.

Improper resolution of path equivalence in Visual Studio Code allows an unauthorized attacker to bypass a security feature locally.

Incorrect authorization in Visual Studio Code allows an unauthorized attacker to bypass a security feature locally.

Missing authorization in Visual Studio Code allows an unauthorized attacker to bypass a security feature locally.

Reliance on untrusted inputs in a security decision in Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network.

Improper encoding or escaping of output in Visual Studio Code allows an unauthorized attacker to execute code over a network.

Improper limitation of a pathname to a restricted directory ('path traversal') in Visual Studio Code allows an unauthorized attacker to execute code over a network.

Missing authorization in Visual Studio Code allows an unauthorized attacker to execute code over a network.

Stack-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.