Aug 2026: Powerpoint Information Disclosure Vulnerability
CVE-2026-70320 Published on August 11, 2026
Powerpoint Information Disclosure Vulnerability
Improper input validation in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information locally.
Weakness Type
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2026-70320
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Affected Versions
Microsoft 365 Apps for Enterprise:- Version 16.0.1 and below https://aka.ms/OfficeSecurityReleases is affected.
- Version 19.0.0 and below https://aka.ms/OfficeSecurityReleases is affected.
- Version 1.0.0 and below 16.112.26081010 is affected.
- Version 16.0.1 and below https://aka.ms/OfficeSecurityReleases is affected.
- Version 16.0.0 and below https://aka.ms/OfficeSecurityReleases is affected.
- Version 16.0.1 and below 16.112.26081010 is affected.
- Version 16.0.0 and below 16.112.26081010 is affected.