Research · Sep 8, 2026 · ZeroDay Catalog
ConnectWise ScreenConnect Vulnerabilities: Improper Privilege Management and Missing Authorization
ConnectWise ScreenConnect has been identified with serious vulnerabilities that could allow unauthorized file transfers during remote sessions.
What changed
Recent assessments have revealed that ConnectWise ScreenConnect is susceptible to both improper privilege management and missing authorization vulnerabilities. These flaws can potentially enable attackers to transfer and execute files within an active remote session without the necessary permissions or host confirmation.
Who is affected
The vulnerabilities in ConnectWise ScreenConnect pose a risk to various stakeholders, including organizations that utilize this remote support tool for managing client systems.
- ConnectWise ScreenConnect users across multiple industries.
- IT service providers leveraging ScreenConnect for remote support.
- Organizations that rely on remote desktop solutions for operational efficiency.
What to do
It is crucial for affected users to assess their current deployment of ConnectWise ScreenConnect and implement necessary security measures. Regular updates and patches should be applied to mitigate these vulnerabilities.
- Review and update ConnectWise ScreenConnect to the latest version.
- Implement strict access controls and monitoring for remote sessions.
- Conduct security training for staff on recognizing and responding to potential unauthorized access.