CVE-2026-26130highCWE-770

CVE-2026-26130: high-severity vulnerability in Microsoft ASP.NET Core 10.0

ASP.NET Core Denial of Service Vulnerability

Published · Updated

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 7.5epss 3.0%
Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · ASP.NET Core 10.0Microsoft · ASP.NET Core 8.0Microsoft · ASP.NET Core 9.0
Related CVEs — Microsoft ASP.NET Core 10.0

In the same product, most dangerous first.

CVE-2025-55315CRITICALASP.NET Security Feature Bypass VulnerabilityEPSS 66.5%CVE-2026-40372CRITICALASP.NET Core Elevation of Privilege VulnerabilityEPSS 11.2%CVE-2023-36038HIGHASP.NET Core Denial of Service VulnerabilityEPSS 2.8%CVE-2026-45591HIGHASP.NET Core Denial of Service VulnerabilityEPSS 2.5%CVE-2024-21386HIGH.NET Denial of Service VulnerabilityEPSS 2.4%CVE-2025-26682HIGHASP.NET Core and Visual Studio Denial of Service VulnerabilityEPSS 1.7%