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Known exploited vulnerability · Microsoft

CVE-2021-41379: Microsoft Windows Installer Privilege Escalation Vulnerability

mediumCVSS 3.1 5.5Exploited

Windows Installer Elevation of Privilege Vulnerability

Published Nov 10, 2021 · Updated Aug 19, 2026

Required action

Apply updates per vendor instructions.

Advisory details

From the National Vulnerability Database. This product uses the NVD API but is not endorsed or certified by the NVD.

Windows Installer Elevation of Privilege Vulnerability

References

How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology

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