CVE-2024-1709
ConnectWise ScreenConnect Authentication Bypass Vulnerability
IN CISA KEV
ConnectWise ScreenConnect 23.9.7 and prior are affected by an Authentication Bypass Using an Alternate Path or Channel vulnerability, which may allow an attacker direct access to confidential information or critical systems.
- Vendor
- ConnectWise
- Product
- ScreenConnect
- CVSS 3.1
- 10 (critical), scored by NVD (primary)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- CVSS 3.1
- 10 (critical), scored by 9119a7d8-5eab-497f-8521-727c672e3725CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- CWE
- CWE-288
- Published
- 2024-02-21
- NVD modified
- 2026-06-17
- NVD status
- Analyzed
CISA KEV
- Date added
- 2024-02-22
- Due date
- 2024-02-29
- Ransomware use
- Known
- Required action
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
EPSS
100% chance of exploitation in the next 30 days (percentile 99th)
FIRST EPSS, updated 17 Oct 2026. About EPSS
CVSS is severity, EPSS is likelihood, KEV means already exploited. EPSS is a statistical probability, not a certainty: a low score does not make a bug safe, and a high one does not prove it is being exploited.
References
- github.com (Issue Tracking, Patch, Third Party Advisory)
- techcrunch.com (Press/Media Coverage, Third Party Advisory)
- www.bleepingcomputer.com (Press/Media Coverage, Third Party Advisory)
- www.connectwise.com (Vendor Advisory)
- www.horizon3.ai (Third Party Advisory)
- www.huntress.com (Third Party Advisory)
- www.securityweek.com (Press/Media Coverage, Third Party Advisory)
- github.com (Issue Tracking, Patch, Third Party Advisory)
- techcrunch.com (Press/Media Coverage, Third Party Advisory)
- www.bleepingcomputer.com (Press/Media Coverage, Third Party Advisory)
- www.connectwise.com (Vendor Advisory)
- www.horizon3.ai (Third Party Advisory)
Data last updated 18 Oct 2026. Sources: NVD API 2.0, CISA KEV catalog, FIRST EPSS. Links: NVD, CISA KEV. Metadata only. ThreatWire does not host exploit code.