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CVE-2018-20753: Kaseya VSA Remote Code Execution Vulnerability
Kaseya Virtual System/Server Administrator (VSA) · in CISA KEV since 2022-04-13
2022-04-13added to KEV
2022-05-04federal remediation due date
29.34%EPSS exploit probability (30 days) 98.1th percentile
9.8 CRITICALCVSS 3.1
Knownknown ransomware use
1,163days from NVD publication to KEV
What it is
Kaseya VSA RMM allows unprivileged remote attackers to execute PowerShell payloads on all managed devices.
Required action (CISA)
Apply updates per vendor instructions.
| CWE | — |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD published | 2019-02-05 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2018-20753.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.