ConnectWise ScreenConnect Improper Privilege Management and Missing Authorization Vulnerability

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• NewsExploited · CISA KEVConnectWise · ScreenConnect

  ConnectWise ScreenConnect Improper Privilege Management and Missing Authorization Vulnerability

  CVE-2026-84869

  ConnectWise ScreenConnect contains both an improper privilege management and missing authorization vulnerability that may allow an attacker to transfer and execute files through an active remote session without authorization or host confirmation.

  CISA's required action · due 14 Sep 2026 for U.S. federal civilian agencies

  Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

  Cited by CISA: connectwise.com · nvd.nist.gov

  Added to KEV 11 Sep 2026 · Source checked 4 Nov 2026, 16:25 UTC · CISA KEV entry

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