Duplicate Advisory: Microsoft Security Advisory | .NET Denial of Service Vulnerability

Severity: low · CVSS 3.1 · Published 2025-10-14

Duplicate Advisory: Microsoft Security Advisory CVE-2025-55247 | .NET Denial of Service Vulnerability

Technologies: Microsoft.Build.Tasks.Core (NuGet). Vendors: NuGet.

Quick answers

Is This vulnerability exploited in the wild?
No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.
How severe is This vulnerability?
Low severity, with a CVSS score of 3.1, published 14 October 2025.
Which products and versions are affected?
Microsoft.Build.Tasks.Core (NuGet) ECOSYSTEM:introduced=17.15.0-preview-25277-114,fixed=18.0.0-preview-25476-107.
Is there a fix for This vulnerability?
Yes. Microsoft.Build.Tasks.Core (NuGet): upgrade to 18.0.0-preview-25476-107 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected?
Check whether you run Microsoft.Build.Tasks.Core (NuGet) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • Microsoft.Build.Tasks.Core (NuGet): upgrade to 18.0.0-preview-25476-107 or later
    dotnet add package Microsoft.Build.Tasks.Core --version 18.0.0-preview-25476-107

Affected products

  • Microsoft.Build.Tasks.Core (NuGet) ECOSYSTEM:introduced=17.15.0-preview-25277-114,fixed=18.0.0-preview-25476-107

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