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GHSA-8cj5-5rvv-wf4v

tar-fs can extract outside the specified dir with a specific tarball

Source: GitHub Advisory Database (reviewed) High CVE-2025-48387

Packages

EcosystemPackageAffectedFixed in
npm tar-fs < 1.16.5 1.16.5
npm tar-fs >= 2.0.0, < 2.1.3 2.1.3
npm tar-fs >= 3.0.0, < 3.0.9 3.0.9

Details

As written in the advisory (Markdown source, shown as plain text).

### Impact v3.0.8, v2.1.2, v1.16.4 and below ### Patches Has been patched in 3.0.9, 2.1.3, and 1.16.5 ### Workarounds You can use the ignore option to ignore non files/directories. ```js ignore (_, header) { // pass files & directories, ignore e.g. symlinks return header.type !== 'file' && header.type !== 'directory' } ``` ### Credit Thank you Caleb Brown from Google Open Source Security Team for reporting this in detail.

References

External links from the advisory. They lead to third-party sites.