Vulnerability in Connectwise Automate
CVE-2026-6066
ConnectWise has released a security update for ConnectWise Automate™ that addresses a behavior in the ConnectWise Automate Solution Center where certain client-to-server communications could occur without transport-layer encryption. This could allow network‑based interception of Solution Center traffic in Automate deployments. The issue has been resolved in Automate 2026.4 by enforcing secure communication for affected Solution Center connections.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N.
EPSS exploit prediction
EPSS: 0.001 (2.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000
Affected products
- Connectwise Automate — versions All versions prior to 2026.4
Weakness classification (CWE)
References
- 7d616e1a-3288-43b1-a0dd-0a65d3e70a49 (Vendor Advisory)
Frequently asked questions
- What is CVE-2026-6066?
- CVE-2026-6066 is a high-severity vulnerability in Connectwise Automate, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.1/10. Published 2026-04-20.
- How severe is CVE-2026-6066?
- High severity. CVSS v3 base score is 7.1 out of 10.