Microsoft out-of-band updates fixed critical ASP.NET Core privilege escalation flaw

Microsoft fixed critical ASP.NET Core vulnerability, tracked as CVE-2026-40372 (CVSS score of 9.1), that lets attackers escalate privileges. Microsoft released out-of-band updates to address a serious ASP.NET Core vulnerability tracked as CVE-2026-40372 (CVSS score of 9.1). Microsoft fixed the flaw