CVE-2026-9089: High severity ConnectWise ConnectWise Automate Agent vulnerability
Published May 21, 2026
·Updated
The ConnectWise Automate™ Agent does not fully verify the authenticity of components obtained during plugin loading and self-update operations. This issue is addressed in Automate 2026.5.
Affected Software
2 affected components
ConnectWise ConnectWise Automate Agent<2026.5
ConnectWise Automate<2026.5
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
ConnectWise Automateto a version that resolves this vulnerability.Fixed in 2026.5
Event History
May 21, 2026
CVE Published
via MITRE·02:32 PM
Data Sourced
via MITRE·02:32 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·04:16 PM
DescriptionSeverityWeaknessAffected Software
Apr 28, 58520
Event
via FIRST·06:19 AM
Frequently Asked Questions
1
What is the severity of CVE-2026-9089?
The severity of CVE-2026-9089 is high with a score of 8.8.
2
How do I fix CVE-2026-9089?
To fix CVE-2026-9089, on-premise users need to apply the 2026.5 release of ConnectWise Automate.
3
What software is affected by CVE-2026-9089?
CVE-2026-9089 affects the ConnectWise Automate Agent.
4
What kind of vulnerability is CVE-2026-9089?
CVE-2026-9089 is a vulnerability related to inadequate verification of component authenticity during plugin loading and self-update operations.
5
When was CVE-2026-9089 published?
CVE-2026-9089 was published on May 21, 2026.