CVE-2026-50488

Analyzed Analyzed - Analysis Complete

Windows Clipboard User Service Command Injection

Publication date: 2026-07-14

Last updated on: 2026-07-21

Assigner: Microsoft Corporation

Description

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

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-07-14

Last Modified

2026-07-21

Generated

2026-08-04

AI Q&A

2026-07-15

EPSS Evaluated

2026-08-02

NVD

CVE-2026-50488

EUVD

EUVD-2026-44099

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	windows_server_2025	to 10.0.26100.33158 (exc)
microsoft	windows_11_24h2	to 10.0.26100.8875 (exc)
microsoft	windows_11_24h2	to 10.0.26100.8875 (exc)
microsoft	windows_11_25h2	to 10.0.26200.8875 (exc)
microsoft	windows_11_25h2	to 10.0.26200.8875 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-77	The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

Attack-Flow Graph

Executive Summary

This is a command injection vulnerability in the Windows Clipboard User Service. It allows an authorized attacker to inject malicious commands that can be executed with elevated privileges on a local system.

Impact Analysis

An attacker could exploit this to gain higher-level permissions on your system, potentially allowing them to install programs, view or delete data, or create new accounts with full user rights.

Compliance Impact

This vulnerability allows local privilege escalation via command injection in the Windows Clipboard User Service. While not directly impacting GDPR or HIPAA compliance, such vulnerabilities could lead to unauthorized access to sensitive data if exploited, potentially violating confidentiality requirements under these regulations.

Mitigation Strategies

Apply the latest security updates from Microsoft to patch the Windows Clipboard User Service vulnerability. Monitor Microsoft's security advisories for updates and disable unnecessary services if not required.

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