---
id: CVE-2018-1002207
aliases:
  - GHSA-5wmg-j84w-4jj4
  - GO-2022-0799
  - SNYK-GOLANG-GITHUBCOMMHOLTARCHIVERCMDARCHIVER-50071
title: Arbitrary File Write via Archive Extraction in mholt/archiver
summary: Arbitrary File Write via Archive Extraction in mholt/archiver
severity: medium
cvss: 5.5
cvssVector: 'CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N'
vendor: mholt
product: github.com/mholt/archiver
ecosystem: go
affected:
  - github.com/mholt/archiver < 2.1.0
patched:
  - github.com/mholt/archiver 2.1.0
published: '2022-02-15'
updated: '2026-09-10'
sourceUpdated: '2026-09-10T03:49:11.584918163Z'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/GHSA-5wmg-j84w-4jj4'
references:
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2018-1002207'
  - url: 'https://github.com/mholt/archiver/pull/65'
  - url: >-
      https://github.com/mholt/archiver/commit/e4ef56d48eb029648b0e895bb0b6a393ef0829c3
  - url: 'https://github.com/mholt/archiver'
  - url: 'https://github.com/snyk/zip-slip-vulnerability'
  - url: 'https://snyk.io/research/zip-slip-vulnerability'
  - url: 'https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMMHOLTARCHIVERCMDARCHIVER-50071'
tags:
  - osv
  - go
epss: 0.0253
epssPercentile: 0.84227
ingestedAt: '2026-09-12T03:13:01.756Z'
---

## Overview

mholt/archiver golang package before e4ef56d48eb029648b0e895bb0b6a393ef0829c3 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in an archive entry that is mishandled during extraction. This vulnerability is also known as 'Zip-Slip'.

## Affected packages

- `github.com/mholt/archiver < 2.1.0`

## Remediation

Upgrade to a patched release:

- `github.com/mholt/archiver 2.1.0`