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Microsoft Security Advisory CVE-2025-21171 | .NET Remote Code Execution Vulnerability

Microsoft Security Advisory CVE-2025-21171 | .NET Remote Code Execution Vulnerability

CVE-2025-21171Published 1 year agoUpdated 5 days agoSource: OSV

Affected packages

  • Microsoft.NetCore.App.Runtime.linux-arm— 9.0.0 → 9.0.1
  • Microsoft.NetCore.App.Runtime.linux-arm64— 9.0.0 → 9.0.1
  • Microsoft.NetCore.App.Runtime.linux-musl-arm— 9.0.0 → 9.0.1
  • Microsoft.NetCore.App.Runtime.linux-musl-arm64— 9.0.0 → 9.0.1
  • Microsoft.NetCore.App.Runtime.linux-musl-x64— 9.0.0 → 9.0.1
  • Microsoft.NetCore.App.Runtime.linux-x64— 9.0.0 → 9.0.1
  • Microsoft.NetCore.App.Runtime.osx-arm64— 9.0.0 → 9.0.1
  • Microsoft.NetCore.App.Runtime.osx-x64— 9.0.0 → 9.0.1
  • Microsoft.NetCore.App.Runtime.win-arm— 9.0.0 → 9.0.1
  • Microsoft.NetCore.App.Runtime.win-arm64— 9.0.0 → 9.0.1
  • Microsoft.NetCore.App.Runtime.win-x64— 9.0.0 → 9.0.1
  • Microsoft.NetCore.App.Runtime.win-x86— 9.0.0 → 9.0.1

Exploit signal

Known exploited (CISA KEV)
No
EPSS score
—
EPSS percentile
—

EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.

Sources

Structured record: https://osv.dev/vulnerability/GHSA-p54p-p3qm-8vgj

Recommended response stack

Snyk — Scan your dependencies in CI and fix this vulnerability.→

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