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

Security Affairsby @securityaffairs ()1 min read3
Analyze CVE-2026-40372 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2026-40372
Improper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network
9.111%

From the original article

1 min read at securityaffairs.com

Microsoft fixed critical ASP. NET Core vulnerability, tracked as CVE-2026-40372 (CVSS score of 9. 1), that lets attackers escalate privileges.

Security Affairs

By @securityaffairs · securityaffairs.com

Read the full article at Security Affairs

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.