Security Updates for Microsoft Excel Products C2R (August 2026)

The Microsoft Excel Products are missing security updates. It is, therefore, affected by multiple vulnerabilities: - Access of resource using incompatible type 'type confusion' in Microsoft Office Excel allows an unauthorized attacker to execute code over a network. CVE-2026-65807 - Heap-based...

Integer Overflow or Wraparound

Overview Affected versions of this package are vulnerable to Integer Overflow or Wraparound due to improper handling of integer values in the process. An attacker can achieve code execution with the privileges of the user by supplying specially crafted input that triggers an integer overflow duri...

CVE-2026-70354

Out-of-bounds write in .NET allows an unauthorized attacker to execute code locally...

CVE-2026-68810

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-68812

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

CVE-2026-68816

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

CVE-2026-68815

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

CVE-2026-68803

Access of resource using incompatible type 'type confusion' in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-68807

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

CVE-2026-68805

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

CVE-2026-68806

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

CVE-2026-68804

Numeric truncation error in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-68796

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

CVE-2026-68795

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

CVE-2026-68801

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

CVE-2026-68800

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

CVE-2026-68798

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

CVE-2026-68793

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

CVE-2026-68794

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

CVE-2026-65664

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