GHSA-92fh-27vv-894w · Severity: medium · Ecosystem: npm — nanotar is vulnerable to path traversal in parseTar() and parseTarGzip()
nanotar through 0.2.0 has a path traversal vulnerability in parseTar() and parseTarGzip() that allows remote attackers to write arbitrary files outside the intended extraction directory via a crafted tar archive containing path traversal sequence.
Conclusion & alert: CVE-2025-69874 is rated High Exploit Risk (62/100): CVSS Critical severity, with low exploitation likelihood (EPSS 0.07%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-03-21 | 0.17% | 0.07% | -0.10% |
| 2 | 2026-02-13 | 0.05% | 0.17% | +0.12% |
| 3 | 2026-02-12 | — | 0.05% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
GHSA-92fh-27vv-894w · Severity: medium · Ecosystem: npm — nanotar is vulnerable to path traversal in parseTar() and parseTarGzip()
| URL | Tags |
|---|---|
| https://github.com/EthanKim88/ethan-cve-disclosures/blob/main/CVE-2025-69874-nanotar-Path-Traversal.md | Exploit Third Party Advisory |
| https://github.com/unjs/nanotar | Product |
| https://www.npmjs.com/package/nanotar | Product |