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CVE-2022-21999: Microsoft Windows Print Spooler Privilege Escalation Vulnerability
Microsoft Windows · in CISA KEV since 2022-03-25
2022-03-25added to KEV
2022-04-15federal remediation due date
41.01%EPSS exploit probability (30 days) 98.6th percentile
7.8 HIGHCVSS 3.1
Knownknown ransomware use
44days from NVD publication to KEV
What it is
Microsoft Windows Print Spooler contains an unspecified vulnerability which can allow for privilege escalation.
Required action (CISA)
Apply updates per vendor instructions.
| CWE | CWE-40;CWE-1386 |
|---|---|
| CVSS vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD published | 2022-02-09 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2022-21999.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.