ZDI-25-030: Microsoft Office Word DOCX File Parsing Uninitialized Pointer Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft Office Word. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.8. The following CVEs are assigned: CVE-2025-21363.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-25-030?
ZDI-25-030 has a critical severity level as it allows remote code execution with user interaction.
How do I fix ZDI-25-030?
To fix ZDI-25-030, users should apply the latest security updates provided by Microsoft for Office Word.
Which versions of Microsoft Office Word are affected by ZDI-25-030?
ZDI-25-030 affects multiple versions of Microsoft Office Word where malicious files or pages can trigger the vulnerability.
What type of attack can exploit ZDI-25-030?
ZDI-25-030 can be exploited through malicious web pages or files that the user must interact with.
Is user interaction required for ZDI-25-030 to be exploited?
Yes, user interaction is required to exploit ZDI-25-030 by visiting a malicious page or opening a malicious file.