Npcap driver installed without administrator-only access restriction on Windows in Arc before v2.7.0

Summary The Windows installer deployed Npcap leaving its access restriction option at the insecure default value, so the driver was accessible to every local user of the host instead of being restricted to administrators only. Impact A local user without administrative privileges could use the...

PT-2026-70662

Name of the Vulnerable Software and Affected Versions Windows Win32K affected versions not specified Description A use-after-free condition in Windows Win32K allows an authorized attacker to elevate privileges locally. Use-after-free is a memory corruption issue that occurs when an application...

PT-2026-70479

Name of the Vulnerable Software and Affected Versions Windows DHCP Server affected versions not specified Description An integer underflow wrap or wraparound occurs in the Windows DHCP Server, which allows an unauthorized attacker to disclose sensitive information over an adjacent network...

KB5120249: Windows 10 version 21H2 / Windows 10 Version 22H2 Security Update (August 2026)

The remote Windows host is missing security update 5120249. It is, therefore, affected by multiple vulnerabilities - Improper neutralization of special elements used in a command 'command injection' in Windows Active Directory allows an unauthorized attacker to execute code over a network...

KB5120238: Windows 10 version 1809 / Windows Server 2019 Security Update (August 2026)

The remote Windows host is missing security update 5120238. It is, therefore, affected by multiple vulnerabilities - Stack-based buffer overflow in Windows DNS allows an unauthorized attacker to execute code over a network. CVE-2026-62878 - Use after free in Windows Deployment Services allows an...

PT-2026-70464

Name of the Vulnerable Software and Affected Versions Windows Universal Disk Format File System Driver UDFS affected versions not specified Description A heap-based buffer overflow exists in the Windows Universal Disk Format File System Driver UDFS. This issue allows an unauthorized attacker to...

KB5120242: Windows Server 2022 / Azure Stack HCI 22H2 Security Update (August 2026)

The remote Windows host is missing security update 5120242 or hotpatch 5120229. It is, therefore, affected by multiple vulnerabilities - Use after free in Microsoft QUIC allows an unauthorized attacker to execute code over a network. CVE-2026-62815 - Stack-based buffer overflow in Windows DNS...

KLA91214 Multiple vulnerabilities in Microsoft Windows

Multiple vulnerabilities were found in Microsoft Windows. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, gain privileges, obtain sensitive information, read local files, spoof user interface. Below is a complete...

PT-2026-70419

Name of the Vulnerable Software and Affected Versions Windows Graphics Kernel affected versions not specified Description A use-after-free condition in the Windows Graphics Kernel allows an authorized attacker to elevate privileges locally. Use-after-free is a memory corruption issue that occurs...

PT-2026-70532

Name of the Vulnerable Software and Affected Versions Windows Kernel affected versions not specified Description A use-after-free condition in the Windows Kernel allows an authorized attacker to elevate privileges locally, enabling them to affect the system. Use-after-free is a memory corruption...

PT-2026-70392

Name of the Vulnerable Software and Affected Versions Windows Narrator Braille affected versions not specified Description An untrusted search path in Windows Narrator Braille allows an authorized attacker to elevate privileges locally. Recommendations At the moment, there is no information about...

PT-2026-70460

Name of the Vulnerable Software and Affected Versions Windows MIDI Service Module affected versions not specified Description A race condition occurs in the Windows MIDI Service Module due to improper synchronization when using a shared resource. This allows an authorized attacker to elevate...

PT-2026-70561

Name of the Vulnerable Software and Affected Versions Windows GDI+ affected versions not specified Description An integer overflow or wraparound in Windows GDI+ allows an unauthorized remote attacker to execute arbitrary code and affect the system over a network. Recommendations At the moment,...

PT-2026-70423

Name of the Vulnerable Software and Affected Versions Windows NTFS affected versions not specified Description A buffer over-read in Windows NTFS allows an unauthorized attacker to disclose sensitive information through a physical attack. A buffer over-read occurs when a program reads more data...

PT-2026-70540

Name of the Vulnerable Software and Affected Versions Windows Kernel affected versions not specified Description A use-after-free condition in the Windows Kernel allows an authorized attacker to elevate privileges locally, enabling them to affect the system. Use-after-free is a memory corruption...

PT-2026-70472

Name of the Vulnerable Software and Affected Versions Windows GDI+ affected versions not specified Description The use of an uninitialized resource in Windows GDI+ allows an authorized attacker to disclose information locally. Recommendations At the moment, there is no information about a newer...

PT-2026-70496

Name of the Vulnerable Software and Affected Versions Microsoft Windows affected versions not specified Description An integer overflow in the Windows HTTP.sys driver can lead to a heap-based buffer overflow. This allows an authorized attacker to elevate privileges locally on the system...

PT-2026-70528

Name of the Vulnerable Software and Affected Versions Windows DHCP Server affected versions not specified Description Improper link resolution before file access, also known as link following, allows an authorized attacker to elevate privileges locally on the system. Recommendations At the moment...

PT-2026-70478

Name of the Vulnerable Software and Affected Versions Windows DHCP Server affected versions not specified Description An integer underflow wrap or wraparound occurs in the Windows DHCP Server, which may allow an unauthorized attacker to disclose sensitive information over an adjacent network and...

PT-2026-70468

Name of the Vulnerable Software and Affected Versions Windows DWM Core Library affected versions not specified Description An out-of-bounds read in the Windows DWM Core Library allows an authorized attacker to disclose sensitive information locally, which can affect the system. An out-of-bounds...