CVE-2026-45646: Microsoft ASP.NET Core Odata

High severity, CVSS 7.5. EPSS: 1.2% chance of exploitation in the next 30 days.

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.

Affected products

• Microsoft ASP.NET Core Odata: before 9.5.0 (fixed in 9.5.0)
• Microsoft Odata Web API: before 7.8.0 (fixed in 7.8.0)

Published 2026-07-14. Last modified 2026-07-16.