GitHub Advisoryadvisory · NuGet
GHSA-32wq-ppwg-3w4m EnhancedLinq.Async is Vulnerable to Denial of Service via Transitive Dependency Microsoft.Bcl.Memory
HIGH
Official page ↗
- Ecosystem
- NuGet
- Packages
- EnhancedLinq.Async
- Severity
- High
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-129, CWE-1395
- Reviewed
- 2026-04-01
Affected packages
• NuGet EnhancedLinq.Async: >= 1.0.0-beta.1, < 1.0.0-beta.3 → fixed in 1.0.0-beta.3
Description
Impact
`Microsoft.Bcl.Memory`, a transitive dependency of `EnhancedLinq.Async`, had a Denial of Service security vulnerability, CVE-2026-26127, thus affecting `EnhancedLinq.Async` versions that had vulnerable versions of `Microsoft.Bcl.Memory` as a transitive dependency.
Patches
`EnhancedLinq.Async` 1.0.0 Beta 3 updates the dependency on `System.Linq.AsyncEnumerable` to version 10.0.4 or newer which in turn updates the transitive dependency on `Microsoft.Bcl.Memory` from version 10.0.3 to 10.0.4 or newer, resolving the vulnerability.
Workarounds
No workarounds exist for this vulnerability.
How to fix the issue
To update the `EnhancedLinq.Async` NuGet package, use one of the following methods:
NuGet Package Manager UI in Visual Studio:
• Open the project in Visual Studio.
• Right-click on the project in Solution Explorer and select "Manage NuGet Packages..." or navigate to "Project > Manage NuGet Packages".
• In the NuGet Package Manager window, select the "Updates" tab. This tab lists packages with available updates from configured package sources.
• Select the package(s) to update. A specific version can be chosen from the dropdown, or the latest available version can be selected.
• Click the "Update" button.
Using the NuGet Package Manager Console in Visual Studio:
• Open the project in Visual Studio.
• Navigate to "Tools > NuGet Package Manager > Package Manager Console".
• To update a specific package to its latest version, use the following Update-Package command:
```
Update-Package -Id EnhancedLinq.Async
```
Using the .NET CLI (Command Line Interface):
• Open a terminal or command prompt in the project's directory.
• To update a specific package to its latest version, use the following add package command:
```
dotnet package update EnhancedLinq.Async
```
Once the NuGet package reference has been updated, the application must be recompiled and redeployed.