CVE-2021-30116CISA KEVEPSS p99.7%

CVE-2021-30116Kaseya Virtual System/Server Administrator (VSA) Information Disclosure Vulnerability

Kaseya / Virtual System/Server Administrator (VSA)

Description

Kaseya Virtual System/Server Administrator (VSA) contains an information disclosure vulnerability allowing an attacker to obtain the sessionId that can be used to execute further attacks against the system.

Scoring

EPSS85.73% probability of exploitation · percentile 99.7% · 2026-07-26T12:04:59Z

CISA KEV entry

Added to KEV: 2021-11-03

(incoming)1

TypeTargetConfidenceTier
KEVEntryKaseya Virtual System/Server Administrator (VSA) Information Disclosure Vulnerabilitykev-cve-2021-301160%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
Kaseya VSA Remote Code Execution Vulnerability
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Kaseya VSA SQL Injection Vulnerability
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CVE-2026-42972
CVE
VMware vCenter Server Information Disclosure Vulnerability
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CVE-2026-41031
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VMware Multiple Products Privilege Escalation Vulnerability
Sourced from NVD + CISA KEV + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.