Microsoft Teams Heap-Based Buffer Overflow Vulnerability Allowing Remote Code Execution

Vulnerability

A heap-based buffer overflow vulnerability has been identified in Microsoft Teams. This vulnerability allows an unauthorized attacker to execute code remotely over a network. It affects multiple platforms, including desktop, mobile, and HoloLens devices.

Impact

Successful exploitation of this vulnerability could lead to remote code execution on the affected system.

Remediation

Users can apply the security update available through the Microsoft Teams update channels. Specific version details can be found in the Microsoft Teams release notes for each platform.

Added: Sep 1, 2025, 7:22 PM
Updated: Sep 1, 2025, 7:22 PM

Vulnerability Rating

Custom Algorithm
spread
7.8
impact
10.0
exploitability
4.4
remediation
7.7
relevance
0.3
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.