Out-of-bounds Read in Microsoft Office Products by Microsoft
CVE-2025-49696

8.4HIGH

Key Information:

Vendor

Microsoft
Status
Microsoft Office 2019
Microsoft 365 Apps For Enterprise
Microsoft Office Ltsc For Mac 2021
Microsoft Office Ltsc 2021
Vendor
CVE Published:
8 July 2025

What is CVE-2025-49696?

An out-of-bounds read vulnerability in Microsoft Office allows unauthorized attackers to potentially execute arbitrary code on the affected system. This could compromise sensitive data and lead to unauthorized actions, making it crucial for users to update their software to mitigate the risk. Detailed insights and patches can be found in the vendor's advisory.

Affected Version(s)

Microsoft 365 Apps for Enterprise 32-bit Systems 16.0.1

Microsoft Office 2016 32-bit Systems 16.0.0 < 16.0.5508.1001

Microsoft Office 2019 32-bit Systems 19.0.0

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
8.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2025-49696 : Out-of-bounds Read in Microsoft Office Products by Microsoft