CVE-2021-33765

MediumCVSS 6.2

Published: 14/07/2021(UTC)Updated: 10/08/2026(UTC)Translated: 10/08/2026(UTC)NVD NIST

Exploitation Probability (EPSS)

Low risk

0.63%

47th percentile - higher than 47% of all known CVEs

A vulnerability in Windows Installer allows spoofing. An attacker could exploit this flaw to impersonate a trusted source.

The risk is the potential to deceive users or systems, which could lead to the installation of malicious software.

It is recommended to apply Windows security updates to eliminate this vulnerability.

Original NVD description (English source)

Windows Installer Spoofing Vulnerability