CVE-2021-34478

HighCVSS 7.8

Published: 12/08/2021(UTC)Updated: 10/08/2026(UTC)Translated: 10/08/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Very high risk

54.38%

99th percentile - higher than 99% of all known CVEs

Microsoft Office Remote Code Execution Vulnerability. Details not available in the description.

Risk includes remote code execution by an attacker, potentially leading to system compromise.

Apply security updates provided by Microsoft for Microsoft Office.

Original NVD description (English source)

Microsoft Office Remote Code Execution Vulnerability