Frequency
1
occurrences
First Seen
April 22, 2026
Last Seen
April 22, 2026
Exploited in Wild
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Ransomware Use
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Public Exploits
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Attack Vector
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Vulnerability Overview
Exploitation Activity
Exploitation Intelligence
On April 21, 2026, Microsoft released an emergency out-of-band update, .NET 10.0.7, to address a critical privilege escalation vulnerability tracked as CVE-2026-40372. This flaw, found in the ASP.NET Core Data Protection cryptographic APIs, allows unauthenticated attackers to forge authentication co...
Public Exploits
Checking GitHub for proof-of-concept code…