Microsoft Excel heap buffer overflow vulnerability (CNVD-2026-31553)

Microsoft Excel is a spreadsheet processing component within the Microsoft Office suite, primarily used for data calculation, analysis, and visualization. Microsoft Excel has a heap buffer overflow vulnerability, which stems from improper handling of certain data, leading to out-of-bound writes t...

Security Updates for Microsoft Office Products (July 2026) (macOS)

The version of Microsoft Office for Mac installed on the remote host is affected by multiple vulnerabilities as referenced in the july-14-2026 advisory. - Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally. CVE-2026-55045 - Stack-based buffer overflow i...

Microsoft Excel information leakage vulnerability (CNVD-2026-28541)

Microsoft Excel is a spreadsheet software within the Office suite developed by the American company Microsoft. There is an information leakage vulnerability in Microsoft Excel, and attackers can exploit this vulnerability to obtain sensitive information...

Microsoft Excel heap buffer overflow vulnerability (CNVD-2026-29403)

Microsoft Office Excel is a spreadsheet processing software within the Microsoft Office suite, primarily used for data analysis, calculations, and chart creation. There is a heap buffer overflow vulnerability in Microsoft Office Excel, which stems from improper handling of objects in memory...

EUVD-2026-43774

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

EUVD-2026-44040

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

EUVD-2026-44041

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

EUVD-2026-44039

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

EUVD-2026-44038

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

EUVD-2026-44037

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

CVE-2026-55949

Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to execute code locally...

CVE-2026-56156

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

CVE-2026-55947

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

CVE-2026-55141

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

CVE-2026-55898

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

CVE-2026-55136

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

CVE-2026-55137

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

CVE-2026-55138

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information locally...

CVE-2026-55131

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

CVE-2026-55058

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