CVE-2026-6066: ConnectWise has released a security update for ConnectWise Automate™ that addresses a behavior in the ConnectW

Q: How do I fix CVE-2026-6066?

automate: upgrade to 2026.4. Exact commands for each OS are on this page.

Q: Is CVE-2026-6066 being exploited?

CVE-2026-6066 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-6066 affect?

CVE-2026-6066 affects automate. Severity is high (CVSS 7.1). 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 co

Routine

HIGH 7.1UPGRADE

CVE-2026-6066 is a high-severity flaw (CVSS 7.1) affecting automate. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.1% (top 100%)
CISA exploited list	No
Weakness	CWE-319
Published	2026-04-20
Last modified	2026-10-26

Publisher (CNA): ConnectWise · Vendor: connectwise

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-20 16:16 UTCPublished CVE record published
2026-10-26 21:10 UTCUpdated Record last modified

connectwise automate UPGRADE

Affected: < 2026.4

Fixed in: 2026.4

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy automate || rpm -q automate || automate --version

2. UPGRADE to 2026.4 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade automate

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade automate

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-6066?

automate: upgrade to 2026.4. Exact commands for each OS are on this page.

Is CVE-2026-6066 being exploited?

CVE-2026-6066 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-6066 affect?

CVE-2026-6066 affects automate. Severity is high (CVSS 7.1). 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 co

How urgent is CVE-2026-6066?

Priority 25/100. High severity

Software pages

ConnectWise ScreenConnect vulnerabilities

References

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