# CVE-2026-59871

## Summary

- **CVE ID:** CVE-2026-59871
- **Severity:** MEDIUM
- **CVSS Score:** 5.3 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
- **CWE:** CWE-704
- **Published:** Jul 8, 2026
- **Last Modified:** Jul 8, 2026

## Description

node-tar is a tar archive manipulation library for Node.js. Prior to 7.5.18, node-tar coerces all-digit PAX path and linkpath values in src/pax.ts to JavaScript numbers, causing downstream path handling such as normalizeWindowsPath(entry.path).split('/') to throw an uncaught TypeError. This issue is fixed in version 7.5.18.

## Affected Products

- isaacs — node-tar (< 7.5.18)

## References

- [CNA](https://github.com/isaacs/node-tar/security/advisories/GHSA-w8wr-v893-vjvp)
- [CNA](https://github.com/isaacs/node-tar/commit/e02a4e9e013c4be95302e2eb2047a942b883c27b)
- [CNA](https://github.com/isaacs/node-tar/releases/tag/v7.5.18)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.64%
- **EPSS Percentile:** 48.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._