# @jridgewell/trace-mapping@0.3.9 security report (npm)

- Verdict: **No issues** (risk level: safe)
- Scanned: 2026-10-04T16:06:35.000Z
- Files reviewed: 2
- Findings: no findings
- Report: https://security.togoder.click/npm/@jridgewell/trace-mapping@0.3.9
- Source: Togoder Security (https://security.togoder.click), AI source-code review

## Summary

Togoder Security scanned the npm package @jridgewell/trace-mapping@0.3.9 on Oct 4, 2026. An AI review of 2 source files produced no findings. No malicious behavior, install-time payloads, credential theft or exfiltration were identified.

## Findings

No findings.

## Files reviewed

- `dist/trace-mapping.mjs` (safe): No malicious patterns detected; the code is a legitimate source map trace-mapping library that only parses, sorts, and queries source map data without any network, filesystem, process, or dynamic code execution capabilities.
- `dist/trace-mapping.umd.js` (safe): No malicious patterns detected; the file is a standard UMD bundle of the @jridgewell/trace-mapping library for source map processing.

## Version ranges

None of the 2 scanned versions of @jridgewell/trace-mapping are flagged high or critical. The latest scanned version, 0.3.31, is clean. Only versions we have scanned are listed; unscanned versions between them are not covered.

- 0.3.9 – 0.3.31 (`>=0.3.9 <=0.3.31`): clean

## Scanned versions

- [0.3.31](https://security.togoder.click/npm/@jridgewell/trace-mapping@0.3.31): safe, 2026-10-06T14:11:13.000Z
- [0.3.9](https://security.togoder.click/npm/@jridgewell/trace-mapping@0.3.9): safe, 2026-10-04T16:06:35.000Z

AI analysis is guidance, not a guarantee. Methodology: https://security.togoder.click/methodology