CVE-2022-41125
Published 2022-11-09 · Updated 2026-08-10 · Source secure@microsoft.com
Summary
CVE-2022-41125 is a high-severity (CVSS 7.8) vulnerability in Microsoft Windows. CISA added it to the Known Exploited Vulnerabilities catalog on November 8, 2022, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by December 9, 2022. CISA does not currently list it as used in ransomware campaigns. Microsoft has 390 vulnerabilities in the KEV catalog, 117 of them linked to ransomware.
All 390 known-exploited Microsoft vulnerabilities →Description
Windows CNG Key Isolation Service Elevation of Privilege Vulnerability
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA Known-Exploited Vulnerability
Product: Microsoft — Windows
Name: Microsoft Windows CNG Key Isolation Service Privilege Escalation Vulnerability
Date added: 2022-11-08 · Due: 2022-12-09
Required action: Apply updates per vendor instructions.