Denial of Service Vulnerability in Microsoft Office
CVE-2025-59229

5.5MEDIUM

Key Information:

Vendor

Microsoft
Status
Microsoft Office Ltsc 2024
Microsoft 365 Apps For Enterprise
Vendor
CVE Published:
14 October 2025

What is CVE-2025-59229?

An issue identified in Microsoft Office allows malicious actors to exploit an uncaught exception, potentially leading to local denial of service. This vulnerability can prevent legitimate users from accessing essential functionalities of the software, highlighting the need for immediate attention and remediation. Users are advised to apply security patches and follow best practices to mitigate the risks associated with this vulnerability.

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Deploy the Patch

Affected Version(s)

Microsoft 365 Apps for Enterprise 32-bit Systems 16.0.1

Microsoft Office LTSC 2024 32-bit Systems 16.0.0

References

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

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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