CVE-2026-120790 | Microsoft Excel heap-based overflow

November 10, 2026 Yanac

A vulnerability was found in Microsoft Excel. It has been declared as critical. The affected element is an unknown function. The manipulation results in heap-based buffer overflow.

This vulnerability is known as CVE-2026-120790. It is possible to launch the attack remotely. No exploit is available.

A patch should be applied to remediate this issue.VulDB Recent EntriesRead More