CVE-2026-45472

Analyzed Analyzed - Analysis Complete

Heap-based Buffer Overflow in Microsoft Office

Publication date: 2026-06-09

Last updated on: 2026-06-19

Assigner: Microsoft Corporation

Description

Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-06-09

Last Modified

2026-06-19

Generated

2026-06-30

AI Q&A

2026-06-09

EPSS Evaluated

2026-06-28

NVD

CVE-2026-45472

EUVD

EUVD-2026-35648

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	office	*

Helpful Resources

Exploitability

CWE

KEV

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 Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.

Attack-Flow Graph

Executive Summary

This vulnerability is a heap-based buffer overflow in Microsoft Office that allows an unauthorized attacker to execute code locally on the affected system.

Impact Analysis

The vulnerability can lead to remote code execution, enabling an attacker to run arbitrary code on your system with potentially high impact on confidentiality, integrity, and availability.

Compliance Impact

The provided information does not specify how this vulnerability impacts compliance with common standards and regulations such as GDPR or HIPAA.

Hi! I’m here to help you understand CVE-2026-45472. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70