CVE-2024-1708: ConnectWise ScreenConnect Path Traversal Vulnerability

Is it exploited?

Yes. CISA added it to the Known Exploited Vulnerabilities catalog on 28 Apr 2026, 797 days after the CVE record was published.

How likely is exploitation in the next 30 days?

95.4%

EPSS score, percentile 99.9 of all scored records

How severe?

8.4 High

CVSS v3.1 base score, given by the CNA

What should I do?

CISA deadline 12 May 2026. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

The CVE record links no vendor advisory, patch or mitigation.

Which versions are affected?

Affected

• 23.9.7 and earlier

Unaffected from 23.9.8

Versions by product

Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of 28 Oct 2026; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

What to do

CISA due date for this action: 12 May 2026.

Advisories and patches

The CVE record links no vendor advisory, patch or mitigation.

Linked from CISA's catalog entry

• https://www.connectwise.com/company/trust/security-bulletins/connectwise-screenconnect-23.9.8
• https://nvd.nist.gov/vuln/detail/CVE-2024-1708

Affected products and versions

As listed in the CVE record.

Versions not listed are: unaffected.

Versions the record lists as unaffected: 23.9.8.

Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

About this vulnerability

ConnectWise ScreenConnect contains a path traversal vulnerability which could allow an attacker to execute remote code or directly impact confidential data and critical systems.

Summary: CISA's KEV catalog, as of 28 Oct 2026.

• CISA added CVE-2024-1708 to its Known Exploited Vulnerabilities (KEV) catalog on 28 Apr 2026.
• CISA marks it as known to be used in ransomware campaigns.
• The due date CISA sets for the required action is 12 May 2026.
• The CVE record was published on 21 Feb 2024, 797 days before it was added to KEV.
• The CVE record carries a CVSS v3.1 base score of 8.4 (High), given by its CNA.
• FIRST's EPSS model puts the probability of exploitation in the next 30 days at 95.4% (percentile 99.9), as of 28 Oct 2026.
• CISA's SSVC assessment in the CVE record: exploitation active, automatable no, technical impact total.

Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of 28 Oct 2026; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of 28 Oct 2026. About the data.

Description

Improper limitation of a pathname to a restricted directory (“path traversal”)

ConnectWise ScreenConnect 23.9.7 and prior are affected by path-traversal vulnerability, which may allow an attacker the ability to execute remote code or directly impact confidential data or critical systems.

Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of 28 Oct 2026. About the data.

Weakness

• CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record and the KEV entry.

Timeline

References

• connectwise.com
• huntress.com

More exploited ConnectWise vulnerabilities

• CVE-2026-84869: ConnectWise ScreenConnect Improper Privilege Management and Missing Authorization Vulnerability (added 11 Sep 2026)
• CVE-2025-3935: ConnectWise ScreenConnect Improper Authentication Vulnerability (added 2 Jun 2025)
• CVE-2024-1709: ConnectWise ScreenConnect Authentication Bypass Vulnerability (added 22 Feb 2024)