ConnectWise ScreenConnect Path Traversal Vulnerability

Critical Threat Advisory: This vulnerability is documented in active Ransomware campaigns. Immediate remediation required.

Technical Severity

CVSS v3.1 Metrics

HIGH

8.4 / 10

Minimal Risk Critical

Vector Specification

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H

Exploitation Likelihood

EPSS Prediction

84.81 %

Predictive Probability

Percentile Rank

99.4 th

Documented as more likely to be exploited than 99.4% of known CVEs.

Detection Date

Apr 28, 2026

Remediation Due

May 12, 2026

CISA Catalog Active

Threat Analysis

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

Remediation Directive

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

External Intelligence

https://www.connectwise.com/company/trust/security-bulletins/connectwise-screenconnect-23.9.8

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2024-1708