Heap-based Buffer Overflow in Microsoft Excel by Microsoft

CVE-2026-81948

What is CVE-2026-81948?

A heap-based buffer overflow in Microsoft Excel allows an attacker to exploit the vulnerability by crafting a malicious document. Upon successful exploitation, the attacker can execute arbitrary code on the affected system, potentially leading to unauthorized access and data compromise. It is crucial for users to apply necessary updates and patches to safeguard their systems from potential exploitation.

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