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Karthikeyan Nagaraj
Karthikeyan Nagaraj

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Finding Juicy Information from GraphQL

Introduction
GraphQL APIs have become widely adopted due to their flexibility, but misconfigurations can expose sensitive data to unauthorized users. Attackers and bug bounty hunters often leverage GraphQL queries to extract:

๐Ÿ”Ž Hidden API endpoints
๐Ÿ”Ž User emails and credentials
๐Ÿ”Ž Internal system data
๐Ÿ”Ž Private reports and security information

In this article, weโ€™ll explore practical techniques for extracting juicy information from GraphQL APIs, how attackers abuse these vulnerabilities, and how to harden your GraphQL endpoints against exploitation.

1๏ธโƒฃ Finding Exposed GraphQL Endpoints
Before extracting sensitive data, you first need to locate the GraphQL endpoint. Common naming conventions for GraphQL APIs include:

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