# isexe@4.0.0 security report (npm)

- Verdict: **No issues** (risk level: safe)
- Scanned: 2026-10-06T14:22:44.000Z
- Files reviewed: 8
- Findings: no findings
- Report: https://security.togoder.click/npm/isexe@4.0.0
- Source: Togoder Security (https://security.togoder.click), AI source-code review

## Summary

Togoder Security scanned the npm package isexe@4.0.0 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

- `dist/commonjs/index.js` (safe): This is a standard TypeScript CommonJS compilation output for the 'isexe' package with no malicious patterns detected.
- `dist/commonjs/options.js` (safe): No malicious patterns detected
- `dist/commonjs/posix.js` (safe): No malicious patterns detected; the code is a straightforward implementation of the isexe POSIX executable check using only stat and permission bit logic.
- `dist/commonjs/win32.js` (safe): No malicious patterns detected
- `dist/esm/index.js` (safe): No malicious patterns detected; the code is a standard platform selector for the 'isexe' package with no exfiltration, obfuscation, or dynamic execution.
- `dist/esm/options.js` (safe): No malicious patterns detected
- `dist/esm/posix.js` (safe): No malicious patterns detected; the code is a standard implementation for checking executable permissions based on file mode and user/group IDs.
- `dist/esm/win32.js` (safe): The file is a legitimate Windows implementation of the isexe executable-checking utility with no malicious patterns, no network or process activity, and no environment variable harvesting beyond the expected PATHEXT usage.

## Version ranges

None of the 2 scanned versions of isexe are flagged high or critical. The latest scanned version, 4.0.0, is clean. Only versions we have scanned are listed; unscanned versions between them are not covered.

- 4.0.0 (`4.0.0`): clean
- 3.1.1 (`3.1.1`): not scanned
- 2.0.0 (`2.0.0`): clean

## Scanned versions

- [4.0.0](https://security.togoder.click/npm/isexe@4.0.0): safe, 2026-10-06T14:22:44.000Z
- [2.0.0](https://security.togoder.click/npm/isexe@2.0.0): safe, 2026-10-06T14:17:00.000Z

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