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Vulnerabilities

Vulnerability · CVE-2024-1709

ConnectWise ScreenConnect Authentication Bypass Vulnerability

Published Feb 20, 2024 · catalog updated Jun 17, 2026 · ConnectWise ScreenConnect

Patch now

CVE-2024-1709 is in the CISA known-exploited catalog, due Feb 29, 2024. Confirm ConnectWise ScreenConnect against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
Critical10.0
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
99.98%
Remediation
Remediation guidance
Affected products
cpe connectwise/screenconnect · vendor ConnectWise ScreenConnect

ConnectWise ScreenConnect contains an authentication bypass vulnerability that allows an attacker with network access to the management interface to create a new, administrator-level account on affected devices. VulnCheck canary evidence. Initial-access exploit intelligence.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe connectwise/screenconnectversion unspecified
  • vendor ConnectWise ScreenConnectversion unspecified

How to fix CVE-2024-1709

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2024-1709 is in the CISA known-exploited catalog, due Feb 29, 2024. Confirm ConnectWise ScreenConnect against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

What should an analyst verify?

CWE-288. EPSS 99.98%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Feb 21, 2024 · Catalog

    Detected

    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.

  2. Feb 22, 2024 · CISA KEV

    Known exploited

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  3. Feb 29, 2024 · CISA KEV

    Remediation due

    Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

  4. Jun 17, 2026 · Catalog

    Updated

    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.

Sources

  • CISA KEVConfirmed exploitationCVE-2024-1709

    ConnectWise ScreenConnect contains an authentication bypass vulnerability that allows an attacker with network access to the management interface to create a new, administrator-level account on affected devices.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2024-1709

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2024-1709

    30-day exploitation probability 100.0%

    first.org
  • Metasploit ModulesPublic exploit moduleexploit_multi/http/connectwise_screenconnect_rce_cve_2024_1709

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDVulnerability recordCVE-2024-1709

    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.

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2024-1709

    ConnectWise ScreenConnect contains an authentication bypass vulnerability that allows an attacker with network access to the management interface to create a new, administrator-level account on affected devices.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.