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OpenAdvisories
Critical · 9.0 CVE-2026-3564 EUVD-2026-12574

ScreenConnect Instance Level Cryptographic Material Exposure

Published Mar 17, 2026 · Updated Jul 9, 2026 · Assigned by ConnectWise

Description

A condition in the ScreenConnect server component may allow an actor with access to server-level cryptographic material used for authentication to obtain unauthorized access, including elevated privileges, in certain scenarios. ScreenConnect host and guest client agents are not independently affected by this CVE.

Affected products

VendorProductAffectedFixed
ConnectWise ScreenConnect All server versions prior to 26.1 —

Advisories 1

References