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CVE-2025-21309

high · 8.1

Windows Remote Desktop Services Remote Code Execution Vulnerability

8.1

CVSS

14.9%

EPSS (exploit prob.)

97th

EPSS percentile

2025-01-14

Published

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-591

Affected products

Vendor	Product	Affected versions
microsoft	windows_server_2012	all versions
microsoft	windows_server_2012	r2
microsoft	windows_server_2016	< 10.0.14393.7699
microsoft	windows_server_2019	< 10.0.17763.6775
microsoft	windows_server_2022	< 10.0.20348.3091
microsoft	windows_server_2022_23h2	< 10.0.25398.1369
microsoft	windows_server_2025	< 10.0.26100.2894

Check a specific version with /api/v1/cve/match.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21309

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2025-21309