CVE-2019-1322
Microsoft Windows Privilege Escalation Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.
Required action
Apply updates per vendor instructions.
CISA notes
https://nvd.nist.gov/vuln/detail/CVE-2019-1322
Description
An elevation of privilege vulnerability exists when Windows improperly handles authentication requests, aka 'Microsoft Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1320, CVE-2019-1340.
Severity
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation Context
as of October 13, 2026- CISA added CVE-2019-1322 to the KEV catalog 887 days after its CVE record was published.
- It is one of 390 Microsoft entries in the CISA KEV catalog, and one of 166 added in 2022.
- Its current EPSS score (19.2%) is higher than that of 34% of CISA KEV entries.
Affected Products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Microsoft Windows | 10 Version 1803 for 32-bit Systems 10 Version 1803 for x64-based Systems 10 Version 1803 for ARM64-based Systems 10 Version 1809 for 32-bit Systems 10 Version 1809 for x64-based Systems 10 Version 1809 for ARM64-based Systems |
| Microsoft | Microsoft Windows Server | version 1803 (Core Installation) 2019 2019 (Core installation) |
| Microsoft | Microsoft Windows 10 Version 1903 for 32-bit Systems | unspecified |
| Microsoft | Microsoft Windows 10 Version 1903 for x64-based Systems | unspecified |
| Microsoft | Microsoft Windows 10 Version 1903 for ARM64-based Systems | unspecified |
| Microsoft | Microsoft Windows Server, version 1903 (Server Core installation) | unspecified |
References
2 LinksRecord Details
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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.