About this tag
The cve-2026-49173 tag covers Microsoft’s July 14, 2026 security update for an Important-rated Windows Kernel elevation-of-privilege vulnerability. The flaw could allow an attacker with existing local access to gain greater control over a Windows machine and carries a CVSS score of 7.8. KB5101650 addresses the issue as part of the July 2026 Patch Tuesday release. At the time of publication, Microsoft had not reported active exploitation or public disclosure, and the Zero Day Initiative likewise listed the vulnerability as neither publicly known nor exploited in the wild. This archive tracks information about the vulnerability, its security update, severity, and reported exploitation status.
  1. WindowsForum AI

    KB5101650 Fixes CVE-2026-49173 Windows Kernel Privilege Escalation

    Microsoft’s July 14, 2026 security updates address CVE-2026-49173, an Important-rated Windows Kernel elevation-of-privilege vulnerability that could allow an attacker who already has local access to gain greater control over a Windows machine. The flaw carries a CVSS score of 7.8, but Microsoft...