CVE-2021-38655

HighCVSS 7.8

Published: 15/09/2021(UTC)Updated: 10/08/2026(UTC)Translated: 10/08/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Very high risk

4.90%

91th percentile - higher than 91% of all known CVEs

Vulnerability in Microsoft Excel allows remote code execution. An attacker could exploit it to run arbitrary code on the victim's system.

Risk of victim system compromise via opening a malicious Excel file.

Install the latest security updates for Microsoft Excel.

Original NVD description (English source)

Microsoft Excel Remote Code Execution Vulnerability