cve-2026-3564
HIGH vulncheck_kev
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.
Timeline
- Published
- 2026-03-17 00:00 UTC
- Last Modified
- 2026-03-17
CVSS Details
CVSS details not available.
Affected Products
No product information available.
References
No references available.
Linked Vulnerabilities
No linked vulnerabilities found.
{
"cvss": 0.0,
"datePublished": "2026-03-17T00:00:00Z",
"dateUpdated": "2026-03-17T00:00:00Z",
"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.",
"dueDate": "",
"id": "CVE-2026-3564",
"kev_catalogs": [
"vulncheck"
],
"knownRansomwareCampaignUse": "Unknown",
"product": "ScreenConnect",
"requiredAction": "Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.",
"severity": "HIGH",
"source": "vulncheck_kev",
"title": "ConnectWise ScreenConnect Improper Verification of Cryptographic Signature",
"vendor": "ConnectWise"
}