CVE-2026-50362: Heap-based Buffer Overflow

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

CVE-2026-55048: Integer Overflow or Wraparound

Integer overflow or wraparound in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

PT-2026-58718

Name of the Vulnerable Software and Affected Versions .NET affected versions not specified Microsoft Visual Studio affected versions not specified Description An issue exists in the deserialization mechanism of .NET and Microsoft Visual Studio. Deserialization is the process of converting a strea...

PT-2026-58283

Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally...

PT-2026-58318

Name of the Vulnerable Software and Affected Versions Windows Media affected versions not specified Description A heap-based buffer overflow exists in Windows Media, which could allow an authorized attacker with local access to execute arbitrary code locally. A heap-based buffer overflow occurs...

CVE-2026-58631: Improper Authorization

Improper authorization in Windows Admin Center allows an authorized attacker to execute code locally...

PT-2026-58298

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-55053: Heap-based Buffer Overflow

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-55012: Integer Overflow or Wraparound

Integer overflow or wraparound in Microsoft Defender allows an unauthorized attacker to execute code locally...

CVE-2026-55141: Stack-based Buffer Overflow

Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-47290: Use After Free

Use after free in Microsoft Office allows an unauthorized attacker to execute code locally...

CVE-2026-55123: Heap-based Buffer Overflow

Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally...

CVE-2026-55120: Heap-based Buffer Overflow

Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally...

PT-2026-58534

Name of the Vulnerable Software and Affected Versions Microsoft Office Excel affected versions not specified Description A heap-based buffer overflow exists in Microsoft Office Excel, which could allow an unauthorized attacker to execute arbitrary code locally. A heap-based buffer overflow occurs...

PT-2026-58805

Name of the Vulnerable Software and Affected Versions .NET Framework affected versions not specified Description A protection mechanism failure allows an unauthorized attacker to execute arbitrary code locally or remotely, potentially compromising the system. Recommendations At the moment, there ...

PT-2026-58190

Name of the Vulnerable Software and Affected Versions Windows NTFS affected versions not specified Description An integer underflow wrap or wraparound occurs in the Windows NTFS file system. This issue allows an unauthorized attacker to execute code locally by inducing the system to process a...

CVE-2026-55045: Out-of-bounds Read

Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally...

Security Updates for Microsoft Office Online Server (July 2026)

The Microsoft Office Online Server or Office Web Apps installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities: - Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally. CVE-2026-47642,...

CVE-2026-58609: Out-of-bounds Read

Out-of-bounds read in Microsoft Graphics Component allows an unauthorized attacker to execute code locally...

CVE-2026-55044: Out-of-bounds Read

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally...