CVE-2026-45486
Undergoing Analysis Undergoing Analysis - In Progress
Untrusted Pointer Dereference in Microsoft Office Word

Publication date: 2026-06-09

Last updated on: 2026-06-09

Assigner: Microsoft Corporation

Description
Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute code locally.
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Meta Information
Published
2026-06-09
Last Modified
2026-06-09
Generated
2026-06-10
AI Q&A
2026-06-09
EPSS Evaluated
N/A
NVD
CVE-2026-45486
EUVD
EUVD-2026-35652
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
microsoft office_word *
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 Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.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 vulnerability is an untrusted pointer dereference in Microsoft Office Word that allows an unauthorized attacker to execute code locally on the affected system.

Impact Analysis

The vulnerability can lead to local code execution by an unauthorized attacker, which means the attacker could run malicious code on your system with the privileges of the user running Microsoft Office Word.

Mitigation Strategies

To mitigate this vulnerability, it is important to apply the security updates provided by Microsoft for Microsoft Office Word as soon as they become available.

Additionally, exercising caution when opening Word documents from untrusted sources can help reduce the risk of exploitation.

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