[悪用確認] CVE-2026-84869: ConnectWise ScreenConnect Improper Privilege Management and Missing Authorization Vulnerability

ConnectWise ScreenConnect 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. 対応: 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. (期限 2026-09-14)

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2026/09/11 09:00，CISA Known Exploited Vulnerabilities 发布了“[悪用確認] CVE-2026-84869: ConnectWise ScreenConnect Improper Privilege Management and Missing Authorization Vulnerability”（类型：漏洞公告）。严重程度为“严重”（critical）。CVE：CVE-2026-84869。