PT-2026-47980 · Microsoft · .Net 10.0+6

Published 2026-06-09 · Updated 2026-06-09 · CVE-2026-45591

NVD

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Uncontrolled resource consumption in ASP.NET Core allows an unauthorized attacker to deny service over a network.

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2026-45591

Affected Products

.Net 10.0

.Net 8.0

.Net 9.0

Asp.Net Core 10.0

Asp.Net Core 8.0

Asp.Net Core 9.0

Visual Studio 2026 Version 18.6

References · 2

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45591 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-45591 · Security Note