MEDIUM CISA KEV
CVE-2021-41379
CVSS v3
5.5
MEDIUM
EPSS Score
19.5 %
exploit probability, as of 2026-10-19
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
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Affected and fixed versions
Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2021-41379 yet.
Description
Windows Installer Elevation of Privilege Vulnerability
CISA Known Exploited Vulnerability
- Date Added
- 2022-03-03
- Patch Due Date
- 2022-03-17
- Ransomware Use
- Known
Technical details
- Published
- 2021-11-10
Frequently asked questions
What is CVE-2021-41379?
Windows Installer Elevation of Privilege Vulnerability
Is CVE-2021-41379 actively exploited?
Yes. CVE-2021-41379 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2022-03-17.
What is the CVSS score for CVE-2021-41379?
CVE-2021-41379 has a CVSS v3 base score of 5.5 (MEDIUM severity).
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