# CVE-2026-40372

> Improper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network.

- **CVSS:** 9.1 (CRITICAL)
- **EPSS:** 0.0%
- **CWE:** CWE-347

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-40372
Full threat coverage + IOCs via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp