CVE-2026-62893
Received Received - Intake

Use After Free in Windows Deployment Services

Publication date: 2026-08-11

Last updated on: 2026-08-11

Assigner: Microsoft Corporation

Description
Use after free in Windows Deployment Services allows an unauthorized attacker to execute code over a network.

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Meta Information

Published
2026-08-11
Last Modified
2026-08-11
Generated
2026-08-11
AI Q&A
2026-08-11
EPSS Evaluated
N/A
NVD
CVE-2026-62893
EUVD
EUVD-2026-56404

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
microsoft windows_deployment_services *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-416 The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.

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Executive Summary

This is a use-after-free vulnerability in Windows Deployment Services. It allows an unauthorized attacker to execute arbitrary code over a network by exploiting a memory corruption issue where a program continues to use memory after it has been freed.

Impact Analysis

An attacker could exploit this to run malicious code on your system remotely without authentication. This could lead to full system compromise, data theft, or installation of malware. Systems running vulnerable Windows Deployment Services are at risk.

Compliance Impact

This vulnerability could lead to unauthorized access, data breaches, or loss of sensitive data, which may violate GDPR, HIPAA, or other regulations. Organizations must address it to maintain compliance and avoid penalties.

Mitigation Strategies

Apply the latest security updates from Microsoft for Windows Deployment Services as soon as possible to patch the use-after-free vulnerability.

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