CVE-2026-68809
Analyzed Analyzed - Analysis Complete

Incomplete Cleanup in Microsoft Office PowerPoint Allows Local Information Disclosure

Vulnerability report for CVE-2026-68809, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-08-11

Last updated on: 2026-08-14

Assigner: Microsoft Corporation

Description

Incomplete cleanup in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information locally.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-08-11
Last Modified
2026-08-14
Generated
2026-09-01
AI Q&A
2026-08-11
EPSS Evaluated
2026-08-30
NVD
EUVD

Affected Vendors & Products

Showing 10 associated CPEs
Vendor Product Version / Range
microsoft 365_apps *
microsoft 365_apps *
microsoft office_2019 *
microsoft office_2019 *
microsoft powerpoint 2016
microsoft powerpoint 2016
microsoft office_2021 *
microsoft office_2021 *
microsoft office_2024 *
microsoft office_2024 *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-459 The product does not properly "clean up" and remove temporary or supporting resources after they have been used.

Attack-Flow Graph

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Executive Summary

This vulnerability is an incomplete cleanup issue in Microsoft Office PowerPoint. It allows an unauthorized attacker to access and disclose information stored locally on a system where PowerPoint is installed.

Detection Guidance

This vulnerability involves incomplete cleanup in Microsoft Office PowerPoint leading to local information disclosure. Detection primarily requires checking for unauthorized access or unusual activity related to PowerPoint files or processes. Review system logs for suspicious PowerPoint-related processes and ensure all Microsoft Office updates are applied.

Impact Analysis

An attacker could exploit this to read sensitive data stored on your computer, such as files opened in PowerPoint or other local documents. This could lead to unauthorized access to confidential information.

Compliance Impact

This vulnerability allows unauthorized local disclosure of information, which could lead to unauthorized access to sensitive data. For GDPR, this may result in a data breach requiring notification under Article 33. For HIPAA, it could violate the Security Rule by exposing protected health information without authorization.

Mitigation Strategies

Apply the latest security updates from Microsoft for Office PowerPoint as soon as they become available to address the incomplete cleanup issue.

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EPSS Chart