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

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-06-14 · updated 2026-06-17
• Weakness: CWE-367

Description

NuGet Client Remote Code Execution Vulnerability

Affected products

• Microsoft Nuget: 6.0.4, 6.2.3, 6.3.2, 6.4.1, 6.5.0, 6.6.0
• Microsoft NuGet 5.11.4: from 5.0.0 before 5.11.5 — fixed in 5.11.5
• Microsoft NuGet 6.0.4: from 6.0.0 before 6.0.5 — fixed in 6.0.5
• Microsoft NuGet 6.2.3: from 6.0.0 before 6.2.4 — fixed in 6.2.4
• Microsoft NuGet 6.3.2: from 6.0.0 before 6.3.3 — fixed in 6.3.3
• Microsoft NuGet 6.4.1: from 6.0.0 before 6.4.2 — fixed in 6.4.2
• Microsoft NuGet 6.5.0: from 6.0.0 before 6.5.1 — fixed in 6.5.1
• Microsoft NuGet 6.6.0: from 6.0.0 before 6.6.0 — fixed in 6.6.0

How to fix

Upgrade to a fixed version: Microsoft NuGet 5.11.4 5.11.5; Microsoft NuGet 6.0.4 6.0.5; Microsoft NuGet 6.2.3 6.2.4; Microsoft NuGet 6.3.2 6.3.3; Microsoft NuGet 6.4.1 6.4.2; Microsoft NuGet 6.5.0 6.5.1; Microsoft NuGet 6.6.0 6.6.0. Check the vendor advisory for mitigations.

References

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

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