CVE-2026-116927 | Microsoft Office/Office Online Server Excel heap-based overflow

November 10, 2026 Yanac

A vulnerability labeled as critical has been found in Microsoft Office and Office Online Server. This vulnerability affects unknown code of the component Excel. The manipulation results in heap-based buffer overflow.

This vulnerability is reported as CVE-2026-116927. The attack can be launched remotely. No exploit exists.

It is advisable to implement a patch to correct this issue.VulDB Recent EntriesRead More