Aug 2026: Microsoft Excel Remote Code Execution Vulnerability
CVE-2026-68807 Published on August 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
Weakness Type
Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
Products Associated with CVE-2026-68807
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Affected Versions
Microsoft Office 365 for Mac:- Version 1.0.0 and below 16.112.26081010 is affected.