Microsoft Office Visio Heap-Based Buffer Overflow Vulnerability Allowing Local Code Execution

Vulnerability

A heap-based buffer overflow vulnerability has been identified in Microsoft Office Visio. This vulnerability allows an unauthorized attacker to execute code locally on the affected system.

Impact

Exploitation of this vulnerability could lead to unauthorized local code execution.

Remediation

Users can download the security update for this vulnerability through the Microsoft Update Catalog. For Microsoft 365 Apps for Enterprise, security update details are available on the Microsoft 365 Apps Security Updates page.

Added: Sep 9, 2025, 6:08 PM
Updated: Sep 9, 2025, 6:08 PM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
10.0
exploitability
4.4
remediation
0.0
relevance
0.5
threat
0.0
urgency
2.9
incentive
0.8

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.