Security Exception in GraphQL Parser - graphql-java Vulnerability
Summary
OSV-2025-436: Security exception in graphql.parser.GraphqlAntlrToLanguage.createNonNullType. Affects graphql-java versions >= f52305325593dcec70aba9c4a5717b18b6543fa0, < 9c927258ecbf5befa9990c134deb752835bcee9d. Fixed in 9c927258ecbf5befa9990c134deb752835bcee9d. How to fix ↓
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Background
graphql-java is a popular library that provides a Java implementation of the GraphQL specification. It allows developers to build GraphQL APIs with ease, offering features such as schema definition, query execution, and type validation. However, like any software, it is susceptible to vulnerabilities that can compromise the security and stability of applications that rely on it.
Vulnerability Detail
The vulnerability identified as OSV-2025-436 is a security exception occurring in the graphql.parser.GraphqlAntlrToLanguage class, specifically within the createNonNullType method. This issue arises from improper handling of certain inputs, which can lead to crashes and potentially expose applications to security risks. The vulnerability was introduced in a specific commit and has been addressed in a subsequent patch, making it crucial for users to update their libraries to avoid exploitation.
How To Fix
Minimum fixed version
9c927258ecbf5befa9990c134deb752835bcee9d
This is the first release that contains the fix.
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Workaround
As a temporary workaround, ensure that your application validates inputs before processing them with the GraphQL parser. This can help mitigate the risk of triggering the vulnerability until you can apply the patch. Example code for input validation could look like this:
if (input == null || !isValidGraphQLInput(input)) {
throw new IllegalArgumentException("Invalid GraphQL input");
}
Conclusion
In summary, the OSV-2025-436 vulnerability in the graphql-java library poses a security risk that can lead to application crashes. It is essential for developers using this library to update to the patched version to ensure the security and stability of their applications. Additionally, utilizing tools like Vulert can help in monitoring and managing vulnerabilities effectively.
See every vulnerability recorded for graphql-java →
FAQ
The vulnerability is a security exception that can cause crashes in applications using the graphql-java library.
You can use Vulert, which monitors open-source vulnerabilities in your software. Simply upload your manifest file like package-lock.json to check for vulnerabilities.
Exploiting this vulnerability could lead to application crashes and may expose sensitive data or disrupt service availability.
Yes, a patch has been released, and users are encouraged to update to the fixed version 9c927258ecbf5befa9990c134deb752835bcee9d.
Using tools like Vulert can help you monitor and receive alerts for open-source vulnerabilities in real-time without needing to access the code.
References
Related vulnerabilities
Recent vulnerabilities recorded for graphql-java.
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