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LIVE0signals / 24h

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CVE Watch—

CVE-2021-33739

Microsoft Desktop Window Manager (DWM) Core Library Privilege Escalation Vulnerability

CVSS

—

No CVSS

EPSS

6.6%

p93

KEV

YES

Nov 3, 2021

Exploit Today

78

0-100

Published: — · Last modified: —

EPSS · 30d

6.6%EPSS · 30 days6.6%

2026-08-022026-08-31

KEV catalog record

Product

Microsoft / Windows

Vulnerability

Microsoft Desktop Window Manager (DWM) Core Library Privilege Escalation Vulnerability

Added to KEV

Nov 3, 2021

Remediate by

Nov 17, 2021

Known ransomware use

No

Summary description

Microsoft Desktop Window Manager (DWM) Core Library contains an unspecified vulnerability that allows for privilege escalation.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2021-33739

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