GHSA-pq67-2wwv-3xjx
GitHub Security Advisory
tar-fs Vulnerable to Link Following and Path Traversal via Extracting a Crafted tar File
✓ GitHub Reviewed
HIGH
Has CVE
Advisory Details
An Improper Link Resolution Before File Access ("Link Following") and Improper Limitation of a Pathname to a Restricted Directory ("Path Traversal"). This vulnerability occurs when extracting a maliciously crafted tar file, which can result in unauthorized file writes or overwrites outside the intended extraction directory. The issue is associated with index.js in the tar-fs package.
This issue affects tar-fs: from 0.0.0 before 1.16.4, from 2.0.0 before 2.1.2, from 3.0.0 before 3.0.7.
Affected Packages
npm
tar-fs
Affected versions:
0
(fixed in 1.16.4)
npm
tar-fs
Affected versions:
2.0.0
(fixed in 2.1.2)
npm
tar-fs
Affected versions:
3.0.0
(fixed in 3.0.7)
Related CVEs
Key Information
7.5
/10
Dataset
Last updated: September 9, 2025 6:37 AM
Data from GitHub Advisory Database. This information is provided for research and educational purposes.