cve 2026 55144

The cve 2026 55144 tag covers Microsoft’s security fix for an Important-rated vulnerability in the Windows Cryptography API: Next Generation (CNG). The issue could allow a locally authenticated attacker to tamper with protected data and potentially expose confidential information. Coverage focuses on the July 14, 2026 security updates for Windows 11 and Windows Server, including KB5101650 for Windows 11 versions 24H2 and 25H2. The vulnerability has a CVSS 3.1 score of 7.1. Microsoft reported that exploitation was less likely and found no public disclosure or known exploitation in the wild when the update was published.