CVE-2026-61355
Windows Sensor Data Service Elevation of Privilege Vulnerability
CVE-2026-61355 is fixed in 18 products on 1 platform, first by KB5120249, released August 11, 2026. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.8
Important
Exploitation
None reported
Exploitation Unlikely
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0033
26th percentile
<p>Heap-based buffer overflow in Windows Sensor Data Service allows an authorized attacker to elevate privileges locally.</p>
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 21H2 for 32-bit Systems | KB5120249 | Aug 11, 2026 | |
| Windows 10 Version 21H2 for ARM64-based Systems | KB5120249 | Aug 11, 2026 | |
| Windows 10 Version 21H2 for x64-based Systems | KB5120249 | Aug 11, 2026 | |
| Windows 10 Version 22H2 for 32-bit Systems | KB5120249 | Aug 11, 2026 | |
| Windows 10 Version 22H2 for ARM64-based Systems | KB5120249 | Aug 11, 2026 | |
| Windows 10 Version 22H2 for x64-based Systems | KB5120249 | Aug 11, 2026 | |
| Windows 11 Version 23H2 for ARM64-based Systems | 22631.7517 | KB5120240 | Aug 11, 2026 |
| Windows 11 Version 23H2 for x64-based Systems | 22631.7517 | KB5120240 | Aug 11, 2026 |
| Windows 11 Version 24H2 for ARM64-based Systems | KB5121003 | Aug 11, 2026 | |
| Windows 11 Version 24H2 for ARM64-based Systems | KB5120994 | Aug 11, 2026 | |
| Windows 11 Version 24H2 for x64-based Systems | KB5121003 | Aug 11, 2026 | |
| Windows 11 Version 24H2 for x64-based Systems | KB5120994 | Aug 11, 2026 | |
| Windows 11 Version 25H2 for ARM64-based Systems | KB5121003 | Aug 11, 2026 | |
| Windows 11 Version 25H2 for ARM64-based Systems | KB5120994 | Aug 11, 2026 | |
| Windows 11 Version 25H2 for x64-based Systems | KB5121003 | Aug 11, 2026 | |
| Windows 11 Version 25H2 for x64-based Systems | KB5120994 | Aug 11, 2026 | |
| Windows 11 Version 26H1 for ARM64-based Systems | 28000.2704 | KB5121000 | Aug 11, 2026 |
| Windows 11 version 26H1 for x64-based Systems | 28000.2704 | KB5121000 | Aug 11, 2026 |
| Windows Server 2022 | 20348.5440 | KB5120229 | Aug 11, 2026 |
| Windows Server 2022 | 20348.5499 | KB5120242 | Aug 11, 2026 |
| Windows Server 2022 (Server Core installation) | 20348.5440 | KB5120229 | Aug 11, 2026 |
| Windows Server 2022 (Server Core installation) | 20348.5499 | KB5120242 | Aug 11, 2026 |
| Windows Server 2025 | 26100.33222 | KB5120228 | Aug 11, 2026 |
| Windows Server 2025 | 26100.33296 | KB5120233 | Aug 11, 2026 |
| Windows Server 2025 (Server Core installation) | 26100.33222 | KB5120228 | Aug 11, 2026 |
| Windows Server 2025 (Server Core installation) | 26100.33296 | KB5120233 | Aug 11, 2026 |
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