CVE-2026-84869

Kritisch9.9Veröffentlicht am 8. September 2026

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.

Aktiv ausgenutzt

  • Seit dem 11. Sept. 2026 im CISA-Katalog ausgenutzter Schwachstellen
  • US-Bundesbehörden müssen sie bis zum 14. Sept. 2026 beheben (BOD 22-01)
  • Angegriffen 1 Tag bevor die Schwachstelle öffentlich wurde

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.

Quelle: CISA KEV · 11. Sept. 2026 9. Sept. 2026 8. Sept. 2026

CVSS-Score9.9 / 10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Schwachstellentyp (CWE)CWE-269, CWE-862
Herstellerconnectwise

Betroffene Produkte

HerstellerProduktVersionen
connectwisescreenconnect< 26.6.5.9742

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This product uses the NVD API but is not endorsed or certified by the NVD.

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