CVE-2018-1002203

MediumCVSS 5.5/10Last modified Jun 17, 2026

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'.

Metrics

CVSS 3.0 5.5/10CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Weakness enumeration

CWE-22

Affected software

Vendor	Product	Versions
node.js	unzipper	>= unspecified, < 0.8.13

References

https://github.com/ZJONSSON/node-unzipper/commit/2220ddd5b58f6252069a4f99f9475441ad0b50cdIssue Tracking, Patch, Third Party Advisory
https://github.com/ZJONSSON/node-unzipper/pull/59Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/snyk/zip-slip-vulnerabilityExploit, Third Party Advisory
https://snyk.io/research/zip-slip-vulnerabilityExploit, Issue Tracking, Patch, Third Party Advisory
https://snyk.io/vuln/npm:unzipper:20180415Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/ZJONSSON/node-unzipper/commit/2220ddd5b58f6252069a4f99f9475441ad0b50cdIssue Tracking, Patch, Third Party Advisory
https://github.com/ZJONSSON/node-unzipper/pull/59Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/snyk/zip-slip-vulnerabilityExploit, Third Party Advisory
https://snyk.io/research/zip-slip-vulnerabilityExploit, Issue Tracking, Patch, Third Party Advisory
https://snyk.io/vuln/npm:unzipper:20180415Exploit, Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Jul 25, 2018
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2018

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