CVE-2026-3564
ScreenConnect Instance Level Cryptographic Material Exposure
CVSS Score
9.0
EPSS Score
0.0%
EPSS Percentile
0th
A condition in ScreenConnect may allow an actor with access to server-level cryptographic material used for authentication to obtain unauthorized access, including elevated privileges, in certain scenarios.
| CWE | CWE-347 |
| Vendor | connectwise |
| Product | screenconnect |
| Published | Mar 17, 2026 |
| Last Updated | Mar 18, 2026 |
Stay Ahead of the Next One
Get instant alerts for connectwise screenconnect
Be the first to know when new critical vulnerabilities affecting connectwise screenconnect are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
ConnectWise / ScreenConnect
All versions prior to 26.1