Improper Certificate Validation Affecting microsoft.netcore.app.runtime.linux-musl-arm64 package, versions [11.0.0-preview.1,11.0.0-rc.2)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DOTNET-MICROSOFTNETCOREAPPRUNTIMELINUXMUSLARM64-20930971
- published14 Oct 2026
- disclosed13 Oct 2026
- creditKirill Mitrofanov
Introduced: 13 Oct 2026
NewCVE-2026-70194 (opens in a new tab)How to fix?
Upgrade Microsoft.NETCore.App.Runtime.linux-musl-arm64 to version 11.0.0-rc.2 or higher.
Overview
Affected versions of this package are vulnerable to Improper Certificate Validation in the System.Net.Security process. An attacker can bypass mutual TLS client authentication by presenting an invalid or unauthorized client certificate, potentially gaining unauthorized access to resources that require client certificate verification.