Back
CVE-2018-1002203
unzipper npm library before 0.8.13 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot…
Medium5.5EPSS 10.6%
- Published
- Updated
- Reserved
- Assigned by
- snyk
Description
unzipper npm library before 0.8.13 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive entry that is mishandled during extraction. This vulnerability is also known as 'Zip-Slip'.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.5 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N |
- EPSS (exploitation in 30 days)
- 10.6% · top 4.2% of all CVEs (6 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- npmunzipperGHSA-884w-698f-927f (opens in a new tab)
References (5)
- https://snyk.io/research/zip-slip-vulnerability (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/ZJONSSON/node-unzipper/commit/2220ddd5b58f6252069a4f99f9475441ad0b50cd (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://snyk.io/vuln/npm:unzipper:20180415 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/snyk/zip-slip-vulnerability (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/ZJONSSON/node-unzipper/pull/59 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-884w-698f-927f (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2018-1002203)Record last updated .