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CVE-2021-22941: Citrix ShareFile Improper Access Control Vulnerability
Citrix ShareFile · in CISA KEV since 2022-03-25
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2022-03-25added to KEV
2022-04-15federal remediation due date
53.59%EPSS exploit probability (30 days) 99.0th percentile
9.8 CRITICALCVSS 3.1
Knownknown ransomware use
183days from NVD publication to KEV
What it is
Improper Access Control in Citrix ShareFile storage zones controller may allow an unauthenticated attacker to remotely compromise the storage zones controller.
Required action (CISA)
Apply updates per vendor instructions.
| CWE | CWE-284 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD published | 2021-09-23 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2021-22941.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.
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.