CVE-2026-20957 | Microsoft Excel integer underflow (EUVD-2026-2103)
A vulnerability labeled as critical has been found in Microsoft Excel. Impacted is an unknown function. Executing a manipulation can lead to integer underflow.
This vulnerability is registered as CVE-2026-20957. It is possible to launch the attack remotely. No exploit is available.
Applying a patch is advised to resolve this issue.