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CVE-2020-0638: Microsoft Update Notification Manager Privilege Escalation Vulnerability
Microsoft Update Notification Manager · in CISA KEV since 2022-05-23
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2022-05-23added to KEV
2022-06-13federal remediation due date
2.35%EPSS exploit probability (30 days) 83.1th percentile
7.8 HIGHCVSS 3.1
Knownknown ransomware use
860days from NVD publication to KEV
What it is
Microsoft Update Notification Manager contains an unspecified vulnerability that allows for privilege escalation.
Required action (CISA)
Apply updates per vendor instructions.
| CWE | CWE-59 |
|---|---|
| CVSS vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD published | 2020-01-14 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2020-0638.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.