# prop-types@15.8.1 security report (npm)

- Verdict: **No issues** (risk level: safe)
- Scanned: 2026-10-06T14:23:48.000Z
- Files reviewed: 8
- Findings: no findings
- Report: https://security.togoder.click/npm/prop-types
- Source: Togoder Security (https://security.togoder.click), AI source-code review

## Summary

Togoder Security scanned the npm package prop-types@15.8.1 on Oct 6, 2026. An AI review of 8 source files produced no findings. No malicious behavior, install-time payloads, credential theft or exfiltration were identified.

## Findings

No findings.

## Files reviewed

- `checkPropTypes.js` (safe): No malicious patterns detected; this is the standard React checkPropTypes development-time type checker with no exfiltration, obfuscation, or network/file/process manipulation.
- `factory.js` (safe): Cleared by Jev triage; no further analysis needed
- `factoryWithThrowingShims.js` (safe): Cleared by Jev triage; no further analysis needed
- `factoryWithTypeCheckers.js` (safe): No malicious patterns detected; this is the standard React prop-types validation factory module.
- `index.js` (safe): No malicious patterns detected
- `lib/ReactPropTypesSecret.js` (safe): Cleared by Jev triage; no further analysis needed
- `lib/has.js` (safe): Cleared by Jev triage; no further analysis needed
- `prop-types.js` (safe): This is the official Facebook prop-types package (v15.x) UMD bundle; no malicious patterns, network calls, credential harvesting, obfuscation, or dynamic code execution were detected.

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