Traffic Error Leakage Detector
Scan HAR response bodies for stack traces and internal error patterns grouped by endpoint and status code. Free error leakage tool by Graph Tools.
Use this free traffic error leakage detector to scan error responses in a HAR capture for information disclosure. Upload a HAR file and the tool extracts all 4xx and 5xx response bodies, scanning them for stack traces, SQL error messages, file path disclosures, internal hostnames, and framework signatures. Results are grouped by endpoint and status code for quick triage. Useful for QA engineers, security reviewers, and developers hardening production error handling.