Vulnerability Database

309,961

Total vulnerabilities in the database

CVE-2021-33742

Windows MSHTML Platform Remote Code Execution Vulnerability

Published: Jun 8, 2021
Updated: Nov 4, 2025
CVE: CVE-2021-33742
Severity: High
Exploit:

CVSS v3:

Severity: High
Score: 7.5
AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2:

Severity: Medium
Score: 6.8
AV:N/AC:M/Au:N/C:P/I:P/A:P

CWEs:

Affected Software
References

Software	From	Fixed in
microsoft / windows_server_2008	r2-sp1	r2-sp1.x
microsoft / windows_server_2012	r2	r2.x
microsoft / windows_7	--sp1	--sp1.x
microsoft / windows_server_2008	sp2	sp2.x
microsoft / windows_10_1809	-	10.0.17763.1999
microsoft / windows_10_1909	-	10.0.18363.1621
microsoft / windows_10_21h1	-	10.0.19043.1052
microsoft / windows_10_2004	-	10.0.19041.1052
microsoft / windows_10_20h2	-	10.0.19042.1052
microsoft / windows_10_1507	-	10.0.10240.18967
microsoft / windows_10_1607	-	10.0.14393.4467
microsoft / windows_server_2016	-	10.0.14393.4467
microsoft / windows_server_2019	-	10.0.17763.1999

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