Microsoft.AspNetCore.SignalR.Core (NuGet)

Known vulnerabilities and malicious package reports for Microsoft.AspNetCore.SignalR.Core on NuGet, live from OSV, with CISA KEV exploitation status and EPSS scores.

Known package reports

0 malicious package reports and 1 vulnerability returned by OSV. Check a specific version to see which reports apply.

GHSA-334f-vvp4-7g6p: Vulnerability

Microsoft Security Advisory CVE-2026-70159 - ASP.NET Core Denial of Service Vulnerability

Published .

Updated .

Reported affected releases: 1.0.0, 1.0.1, 1.0.15, 1.0.2, 1.0.3, 1.0.4, 1.1.0, 1.1.0-preview1-35029, 1.1.0-preview2-35157, 1.1.0-preview3-35497, 1.2.0, 1.2.10, 1.2.11, 1.2.12, 1.2.13, 1.2.8, 1.2.9.

Affected ranges: introduced 1.0.0, fixed 1.2.14.

Fix versions reported by the advisory: 1.2.14.

Severity: HIGH.

CVE-2026-70159

Source: OSV, including OpenSSF malicious-package reports and GitHub advisories. No known report is not proof a package is safe.