CVE-2026-84869
A condition in the ScreenConnect client may allow files to be transferred and executed through an active remote session without authorization or Host confirmation in certain circumstances. ScreenConnect servers are not impacted.
Actively exploited
- In the CISA exploited-vulnerabilities catalogue since Sep 11, 2026
- US federal agencies must remediate it by Sep 14, 2026 (BOD 22-01)
- Attacked 1 day before the vulnerability was made public
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.
Source: CISA KEV · Sep 11, 2026 Sep 9, 2026 Sep 8, 2026
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:HAffected products
| Vendors | Product | Versions |
|---|---|---|
| connectwise | screenconnect | < 26.6.5.9742 |
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This product uses the NVD API but is not endorsed or certified by the NVD.