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Δ / VULNERABILITY RECORD

CVE-2025-21171.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSHIGH / 7.5No severity score in this snapshot.
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSMicrosoft vendor recordModified Jan 29, 2025

Disclosure summary

.NET Remote Code Execution Vulnerability

Source-reported weakness categories

CWE-122

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

Microsoft Security Updates (CVRF) · 2025-Jan

Open original source · Updated Jan 29, 2025

.NET Remote Code Execution Vulnerability

Maximum of vendor-reported product scores; products and fixed builds are associations, not a universal affected-version statement.

Microsoft maximum product score: 7.5

VendorProduct / associationVersion / bounds
Microsoft update guidePowerShell 7.5 installed on Windows (MSRC status code 3)
Microsoft update guidePowerShell 7.5 installed on Linux (MSRC status code 3)
Microsoft update guidePowerShell 7.5 installed on MacOS (MSRC status code 3)
Microsoft update guide.NET 9.0 installed on Linux (MSRC status code 3)
Microsoft update guide.NET 9.0 installed on Mac OS (MSRC status code 3)
Microsoft update guide.NET 9.0 installed on Windows (MSRC status code 3)
Microsoft update guideMicrosoft Visual Studio 2022 version 17.12 (MSRC status code 3)
Microsoft update guideMicrosoft Visual Studio 2022 version 17.6 (MSRC status code 3)
Microsoft update guideMicrosoft Visual Studio 2022 version 17.8 (MSRC status code 3)
Microsoft update guideMicrosoft Visual Studio 2022 version 17.10 (MSRC status code 3)

Vendor remediation references

  • Release Notes · build 7.5.0 · product IDs 12476, 12477, 12478
  • Vendor guidance · product IDs 12476, 12477, 12478
  • 5050526 · build 9.0.1 · product IDs 12432, 12433, 12434
  • Vendor guidance · product IDs 12432, 12433, 12434
  • Release Notes · build 17.12.4 · product IDs 12459
  • Vendor guidance · product IDs 12459
  • Release Notes · build 17.6.22 · product IDs 12187
  • Vendor guidance · product IDs 12187
  • Release Notes · build 17.8.17 · product IDs 12271
  • Vendor guidance · product IDs 12271
  • Release Notes · build 17.10.10 · product IDs 12322
  • Vendor guidance · product IDs 12322

Original records & references

PUBLISHED 2025-01-14T03:00:00-05:00
MODIFIED 2025-01-29T03:00:00-05:00
INGESTED 2026-10-08T12:50:12-04:00