CVE-2026-108453: Microsoft Office PowerPoint Information Disclosure Vulnerability
Microsoft Office PowerPoint Information Disclosure Vulnerability
Other sources
Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information over a network.
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.114.26101123 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in https://aka.ms/OfficeSecurityReleases - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.17932.21056 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.14334.20974
Event History
Frequently Asked Questions
Which deployments are listed as affected?
Affected products include Microsoft 365 Apps for Enterprise, Microsoft Office 365 for Mac, Office LTSC for Mac 2021 and 2024, and Office LTSC 2021 and 2024 for both 32-bit and 64-bit editions.
What access and interaction are required for exploitation?
The CVSS vector indicates network-based exploitation with low attack complexity and no privileges required. However, user interaction is required, so an attacker would need a user to interact with attacker-supplied content.
What is the expected security impact?
The listed impact is limited to confidentiality, with a high confidentiality impact and no integrity or availability impact.