Chapter 5 – Managing the Test Activities
Defect Management – ISTQB Definition
Last Updated: July 12, 2026 · SoftwareTestPilot QA Team
Official ISTQB Definition
The process of recognizing, investigating, taking action and disposing of defects.
In simple words
The end-to-end workflow of finding, logging, triaging, fixing and closing bugs.
Exam tip
Defect management uses a state model (New → Assigned → Fixed → Retested → Closed).
Related terms
- DefectA flaw in the product — code, requirement, or design — that could cause a failure when executed.
- Defect ReportThe written record of a bug — title, steps, expected vs. actual, severity, priority, environment.
- Defect TriageA regular meeting where the team looks at new bugs and decides which to fix now, later or never.
Practice this term in the ISTQB Mock Test
40 CTFL v4.0 questions, 60-minute timer, instant scoring and chapter-wise breakdown.
Practice in Mock Test