Microsoft has released updates to address multiple vulnerabilities in Microsoft software with Microsoft's September 2026 Patch Tuesday.

Of the fixed vulnerabilities: 438 are elevation of privilege vulnerabilities, 19 are Security Feature Bypass vulnerabilities, 258 are remote code execution vulnerabilities, 173 are information disclosure vulnerabilities, 56 are denial of service vulnerabilities and 16 are Spoofing Vulnerabilities.

This month's Patch Tuesday also includes fixes for 2 zero-day vulnerabilities:

• CVE-2026-81963 - Windows Update Stack Elevation of Privilege Vulnerability;
• CVE-2026-85880 - Windows Advanced Local Procedure Call (ALPC) Elevation of Privilege Vulnerability.

More information on vulnerabilities and updates is available in the Microsoft’s September 2026 Security Updates page – microsoft.com.

Source: bleepingcomputer.com