# CVE-2026-50488: Clipboard User Service Elevation of Privilege Vulnerability

CVE-2026-50488 is fixed in 6 products on 1 platform, first by KB5101650, released July 14, 2026. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2026-50488
- Priority: High
- CVSS: 7.8 (Important)
- EPSS: 0.0032
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Vendor exploitability assessment: Exploitation Less Likely
- Published: Jul 14, 2026
- Weakness: Improper Neutralization of Special Elements used in a Command ('Command Injection')
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50488

## Description

<p>Improper neutralization of special elements used in a command ('command injection') in Windows Clipboard User Service allows an authorized attacker to elevate privileges locally.</p>

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Microsoft | Windows 11 Version 24H2 for ARM64-based Systems |  | [KB5101650](https://patchblox.com/security/data/fix/microsoft/kb5101650.md) | Jul 14, 2026 |
| Microsoft | Windows 11 Version 24H2 for x64-based Systems |  | [KB5101650](https://patchblox.com/security/data/fix/microsoft/kb5101650.md) | Jul 14, 2026 |
| Microsoft | Windows 11 Version 25H2 for ARM64-based Systems |  | [KB5101650](https://patchblox.com/security/data/fix/microsoft/kb5101650.md) | Jul 14, 2026 |
| Microsoft | Windows 11 Version 25H2 for x64-based Systems |  | [KB5101650](https://patchblox.com/security/data/fix/microsoft/kb5101650.md) | Jul 14, 2026 |
| Microsoft | Windows Server 2025 | 26100.33158 | [KB5099536](https://patchblox.com/security/data/fix/microsoft/kb5099536.md) | Jul 14, 2026 |
| Microsoft | Windows Server 2025 (Server Core installation) | 26100.33158 | [KB5099536](https://patchblox.com/security/data/fix/microsoft/kb5099536.md) | Jul 14, 2026 |

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Data as of 2026-11-07T12:40:37Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo