Incorrect Type Conversion or Cast Affecting npm package, versions <12.0.0-r1


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.41% (34th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-NPM-17973095
  • published15 Jul 2026
  • disclosed8 Jul 2026

Introduced: 8 Jul 2026

NewCVE-2026-59871  (opens in a new tab)
CWE-704  (opens in a new tab)

How to fix?

Upgrade Chainguard npm to version 12.0.0-r1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream npm package and not the npm package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1