Research · Sep 8, 2026
ConnectWise ScreenConnect Vulnerability Exposes Remote Sessions to Unauthorized Access
A critical vulnerability in ConnectWise ScreenConnect allows unauthorized file transfers and execution during active remote sessions, raising significant security concerns.
What changed
ConnectWise ScreenConnect has been identified with two significant vulnerabilities: improper privilege management and missing authorization. These flaws can potentially allow attackers to manipulate remote sessions without the necessary permissions.
The implications of these vulnerabilities are serious, as they enable unauthorized file transfers and execution of commands, which could lead to further exploitation of the system.
Who is affected
The vulnerabilities impact a range of users and organizations that utilize ConnectWise ScreenConnect for remote support and management.
Affected groups include IT service providers, managed service providers (MSPs), and any businesses relying on remote access solutions for operational support.
- ConnectWise ScreenConnect users
- IT service providers utilizing remote management tools
- Managed service providers (MSPs) offering support services
- Businesses with remote access needs for operational efficiency
What to do
Organizations using ConnectWise ScreenConnect should take immediate action to assess their systems for potential exposure to these vulnerabilities.
Implementing stringent access controls and monitoring remote sessions can help mitigate the risks associated with these vulnerabilities.
- Review and update security configurations in ScreenConnect.
- Limit user permissions to only those necessary for their roles.
- Monitor remote sessions for any unauthorized activities.
- Stay informed about vendor updates and patches addressing these vulnerabilities.