CVE-2026-69313

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Heap-based Buffer Overflow in Microsoft Standard XPS

Publication date: 2026-09-08

Last updated on: 2026-09-08

Assigner: Microsoft Corporation

Description

Heap-based buffer overflow in Microsoft Standard XPS allows an authorized attacker to elevate privileges over a network.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-09-08

Last Modified

2026-09-08

Generated

2026-09-09

AI Q&A

2026-09-09

EPSS Evaluated

N/A

NVD

CVE-2026-69313

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	standard_xps	*

Helpful Resources

Exploitability

CWE

KEV

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().

Attack-Flow Graph

Executive Summary

This is a heap-based buffer overflow vulnerability in Microsoft Standard XPS. It allows an authorized attacker to elevate privileges over a network by exploiting memory corruption in the software.

Impact Analysis

An attacker could exploit this to gain higher privileges, potentially allowing them to execute arbitrary code, install malware, or access sensitive data on affected systems.

Compliance Impact

This vulnerability could lead to unauthorized access or data breaches, violating confidentiality requirements in GDPR and HIPAA. Organizations may face compliance penalties if exploited.

Mitigation Strategies

Apply Microsoft's official security updates for Standard XPS to patch the heap-based buffer overflow. Disable XPS services if not needed and monitor network traffic for unusual privilege escalation attempts.

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