CVE-2026-69462
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Heap-based Buffer Overflow in Windows Error Reporting

Publication date: 2026-09-08

Last updated on: 2026-09-09

Assigner: Microsoft Corporation

Description
Heap-based buffer overflow in Windows Error Reporting allows an authorized attacker to elevate privileges over a network.

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Meta Information

Published
2026-09-08
Last Modified
2026-09-09
Generated
2026-09-09
AI Q&A
2026-09-09
EPSS Evaluated
N/A
NVD
CVE-2026-69462

Affected Vendors & Products

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

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-122 A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

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Executive Summary

This is a heap-based buffer overflow vulnerability in Windows Error Reporting. An authorized attacker can exploit it over a network to elevate their privileges on a system.

Impact Analysis

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

Mitigation Strategies

Apply the latest security updates from Microsoft to patch the heap-based buffer overflow in Windows Error Reporting. Monitor Microsoft's security advisories for patches and install them promptly.

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