CVE-2026-84869
criticalKEV · exploitedEPSS 0.009 · 60 %ileDEUSadded 2026-09-11remediate by 2026-09-14
required action 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.
EPSS · scored 2026-10-19
ConnectWise ScreenConnect Improper Privilege Management and Missing Authorization Vulnerability
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (4)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2026-3256ConnectWise ScreenConnect: Schwachstelle ermöglicht CodeausführungDeutsch2026-09-08csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in ConnectWise ScreenConnect ausnutzen, um Code auszuführen.
sources
Which sources assert this record, and when.
references (5) nvd
External citations — patches, advisories, analysis.
- https://github.com/ConnectWise-Advisories/Disclosures/tree/main/CVE-2026-84869Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-84869US Government Resource
- https://www.connectwise.com/company/trust/advisoriesVendor Advisory
- https://www.connectwise.com/company/trust/security-bulletins/2026-09-08-screenconnect-bulletinVendor Advisory
- https://www.huntress.com/blog/rogue-screenconnect-installationsThird Party Advisory
Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.
Free scan