CVE-2025-59187
published 2025-10-14CVE-2025-59187: Improper input validation in Windows Kernel allows an authorized attacker to elevate privileges locally.
PriorityP345high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.29%
20.7th percentile
Improper input validation in Windows Kernel allows an authorized attacker to elevate privileges locally.
Affected
50 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_10_1507 | < 10.0.10240.21161 | 10.0.10240.21161 |
| microsoft | windows_10_1607 | < 10.0.14393.8519 | 10.0.14393.8519 |
| microsoft | windows_10_1809 | < 10.0.17763.7919 | 10.0.17763.7919 |
| microsoft | windows_10_21h2 | < 10.0.19044.6456 | 10.0.19044.6456 |
| microsoft | windows_10_22h2 | < 10.0.19045.6456 | 10.0.19045.6456 |
| microsoft | windows_10_version_1507 | >= 10.0.10240.0 < 10.0.10240.21161 | 10.0.10240.21161 |
| microsoft | windows_10_version_1607 | >= 10.0.14393.0 < 10.0.14393.8519 | 10.0.14393.8519 |
| microsoft | windows_10_version_1809 | >= 10.0.17763.0 < 10.0.17763.7919 | 10.0.17763.7919 |
| microsoft | windows_10_version_21h2 | >= 10.0.19044.0 < 10.0.19044.6456 | 10.0.19044.6456 |
| microsoft | windows_10_version_22h2 | >= 10.0.19045.0 < 10.0.19045.6456 | 10.0.19045.6456 |
| microsoft | windows_11_22h2 | < 10.0.22621.6060 | 10.0.22621.6060 |
| microsoft | windows_11_23h2 | < 10.0.22631.6060 | 10.0.22631.6060 |
| microsoft | windows_11_24h2 | < 10.0.26100.6899 | 10.0.26100.6899 |
| microsoft | windows_11_25h2 | < 10.0.26200.6899 | 10.0.26200.6899 |
| microsoft | windows_11_version_22h2 | >= 10.0.22621.0 < 10.0.22621.6060 | 10.0.22621.6060 |
| microsoft | windows_11_version_22h3 | >= 10.0.22631.0 < 10.0.22631.6060 | 10.0.22631.6060 |
| microsoft | windows_11_version_23h2 | >= 10.0.22631.0 < 10.0.22631.6060 | 10.0.22631.6060 |
| microsoft | windows_11_version_24h2 | >= 10.0.26100.0 < 10.0.26100.6899 | 10.0.26100.6899 |
| microsoft | windows_11_version_25h2 | >= 10.0.26200.0 < 10.0.26200.6899 | 10.0.26200.6899 |
| microsoft | windows_server_2008 | — | — |
| microsoft | windows_server_2008_r2_service_pack_1 | >= 6.1.7601.0 < 6.1.7601.27974 | 6.1.7601.27974 |
| microsoft | windows_server_2008_service_pack_2 | >= 6.0.6003.0 < 6.0.6003.23571 | 6.0.6003.23571 |
| microsoft | windows_server_2012 | — | — |
| microsoft | windows_server_2012 | >= 6.2.9200.0 < 6.2.9200.25722 | 6.2.9200.25722 |
| microsoft | windows_server_2012_r2 | >= 6.3.9600.0 < 6.3.9600.22824 | 6.3.9600.22824 |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
vendor_msrc7.8HIGH
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GHSA
GHSA-g4g9-cx4x-v9qr: Improper input validation in Windows Kernel allows an authorized attacker to elevate privileges locally
ghsa_unreviewed·2025-10-14
CVE-2025-59187 [HIGH] CWE-20 GHSA-g4g9-cx4x-v9qr: Improper input validation in Windows Kernel allows an authorized attacker to elevate privileges locally
Improper input validation in Windows Kernel allows an authorized attacker to elevate privileges locally.
Microsoft
Windows Kernel Elevation of Privilege Vulnerability
vendor_msrc·2025-10-14·CVSS 7.8
CVE-2025-59187 [HIGH] CWE-20 Windows Kernel Elevation of Privilege Vulnerability
Windows Kernel Elevation of Privilege Vulnerability
Description: Improper input validation in Windows Kernel allows an authorized attacker to elevate privileges locally.
FAQ: What privileges could be gained by an attacker who successfully exploited this vulnerability?
An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.
Windows Kernel: Windows Kernel
Microsoft: Microsoft
Customer Action Required: Yes
Impact: Elevation of Privilege
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5066835
Reference: https://support.microsoft.com/help/5066835
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5066586
Refer
No detection rules found.
No public exploits indexed.
2025-10-14
Published