GHSA-8rfx-6mr3-5jh3 (High, reachable) detected in newtonsoft.json.10.0.3.nupkg

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GHSA-8rfx-6mr3-5jh3 - High Severity Vulnerability

Vulnerable Library - newtonsoft.json.10.0.3.nupkg

Json.NET is a popular high-performance JSON framework for .NET

Library home page: https://api.nuget.org/packages/newtonsoft.json.10.0.3.nupkg

Path to dependency file: /examples/AvroBlogExamples/AvroBlogExamples.csproj

Path to vulnerable library: /home/wss-scanner/.nuget/packages/newtonsoft.json/10.0.3/newtonsoft.json.10.0.3.nupkg

Dependency Hierarchy:

• ❌ newtonsoft.json.10.0.3.nupkg (Vulnerable Library)

Found in HEAD commit: 8be31c8c673ba5f0d35d9bc4e6fbdc6d0f1a0961

Found in base branch: main

Reachability Analysis

This vulnerability is potentially reachable

Confluent.Kafka.Examples.JsonSerialization.Program (Application)
  -> Confluent.SchemaRegistry.Serdes.JsonSerializer (Extension)
   -> NJsonSchema.JsonSchema (Extension)
    -> NJsonSchema.Infrastructure.JsonSchemaSerialization (Extension)
    ...
      -> Newtonsoft.Json.Serialization.DefaultContractResolver (Extension)
       -> Newtonsoft.Json.Serialization.JsonArrayContract (Extension)
        -> ❌ Newtonsoft.Json.Utilities.ImmutableCollectionsUtils (Vulnerable Component)

Vulnerability Details

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-5crp-9r3c-p9vr. This link is maintained to preserve external references. Original Description Newtonsoft.Json before version 13.0.1 is affected by a mishandling of exceptional conditions vulnerability. Crafted data that is passed to the JsonConvert.DeserializeObject method may trigger a StackOverflow exception resulting in denial of service. Depending on the usage of the library, an unauthenticated and remote attacker may be able to cause the denial of service condition.

Publish Date: 2025-06-10

URL: GHSA-8rfx-6mr3-5jh3

CVSS 3 Score Details (7.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: GHSA-8rfx-6mr3-5jh3

Release Date: 2025-06-10

Fix Resolution: Newtonsoft.Json - 13.0.1

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⛑️ Automatic Remediation will be attempted for this issue.