Common Bugs

Common Bugs Library.

Explore real-world software bugs that QA testers commonly find in web apps, APIs, payments, authentication, permissions, search, file uploads, notifications, and data-heavy systems. Each bug includes symptoms, root causes, reproduction steps, test ideas, and an example bug report.

categories

bugs

// What each bug page covers

💡 Every bug page includes: common symptoms, likely root causes, step-by-step reproduction, manual and API testing ideas, an automation angle, and a complete example bug report. Use this library to prepare for QA interviews, sharpen your test case design, or explore bug patterns in areas you haven't tested before.