# CVE-2025-64118

## Summary

- **CVE ID:** CVE-2025-64118
- **Severity:** MEDIUM
- **CVSS Score:** 6.1 (CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:H/VI:L/VA:L/SC:H/SI:H/SA:H)
- **CWE:** CWE-362, CWE-367
- **Published:** Oct 30, 2025
- **Last Modified:** Sep 14, 2026

## Description

node-tar is a Tar for Node.js. In 7.5.1, using .t (aka .list) with { sync: true } to read tar entry contents returns uninitialized memory contents if tar file was changed on disk to a smaller size while being read. This vulnerability is fixed in 7.5.2.

## Affected Products

- isaacs — node-tar (= 7.5.1)

## References

- [CNA](https://github.com/isaacs/node-tar/security/advisories/GHSA-29xp-372q-xqph)
- [CNA](https://github.com/isaacs/node-tar/issues/445)
- [CNA](https://github.com/isaacs/node-tar/pull/446)
- [CNA](https://github.com/isaacs/node-tar/commit/5330eb04bc43014f216e5c271b40d5c00d45224d)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.13%
- **EPSS Percentile:** 2.6

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._