HIGHCVSS v3.1 7.8Actively exploited · CISA KEV since 2022-08-18Vulnerability

CVE-2022-21971

Microsoft Windows Runtime contains an unspecified vulnerability that allows for remote code execution.

Properties

Vulnerability name
Microsoft Windows Runtime Remote Code Execution Vulnerability
Epss score
0.53781
Last seen
2026-10-19T12:00:27+00:00
Due date
2022-09-08
Exploited euvd since
2022-08-18T00:00:00+00:00
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2022-08-18
Score
7.8
Euvd base score version
3.1
Euvd vendor
Microsoft
In Signal since
initial import (Sep 2026)
Euvd base score
7.8
Vendor project
Microsoft
Content hash
696f9053bbe89a845a1df0b5879564a8b43b4ee8381a7bbe03a728573d700d5d
Published at
2022-02-09T17:15:08.640
Euvd updated
2025-10-21T23:15:48+00:00
Last modified
2026-06-17T04:27:22.930
Euvd epss pct
53.93
Epss percentile
0.98993
Licence
FIRST EPSS: free to use; attribution requested in publications or products (FAQ)

Related Entities (12)

AFFECTS_PRODUCT (9)

→[Product]cpe:2.3:o:microsoft:windows_10_21h1:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_server_20h2:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:*:*

DESCRIBES (1)

←[KEVEntry]Microsoft Windows Runtime Remote Code Execution Vulnerability

HAS_WEAKNESS (1)

→[Weakness]Access of Uninitialized Pointer

INVOLVES (1)

←[Signal]kev_added · 2022-08-18

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CVE-2022-21971 (CVSS v3.1 7.8) — Ninja Signal Threat Intelligence | Ninja Signal