# rubyzip (RubyGems) vulnerabilities

Source: https://junglewise.ai/threats/technologies/rubygems-rubyzip  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/rubygems-rubyzip.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 5 vulnerabilities in rubyzip (RubyGems): 0 in the last 7 days and 1 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-85396, was published on 3 September 2026. Nothing was published in the last eight weeks.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 1
- All time: 5 (0 critical, 0 exploited in the wild)

## About rubyzip (RubyGems)

Ruby library for reading and writing ZIP archive files.

## Latest rubyzip (RubyGems) vulnerabilities

- [CVE-2026-85396: rubyzip path traversal in Entry#extract](https://junglewise.ai/threats/cve-2026-85396-rubyzip-path-traversal-in-entry-extract) (high, CVSS 7.5, published 3 Sep 2026)
- [CVE-2019-16892: Rubyzip denial of service](https://junglewise.ai/threats/cve-2019-16892-rubyzip-denial-of-service) (low, CVSS 3.1, published 30 Sep 2019)
- [CVE-2018-1000544: Rubyzip gem contains a Directory Traversal vulnerability in zip file component](https://junglewise.ai/threats/cve-2018-1000544-rubyzip-gem-contains-a-directory-traversal-vulnerability-in-zip) (low, CVSS 3.1, published 6 Sep 2018)
- [High severity vulnerability that affects rubyzip](https://junglewise.ai/threats/high-severity-vulnerability-that-affects-rubyzip-e963e623) (info, published 31 Jul 2018)
- [CVE-2017-5946: Directory traversal vulnerability in RubyZip](https://junglewise.ai/threats/cve-2017-5946-directory-traversal-vulnerability-in-rubyzip) (low, CVSS 3.1, published 24 Oct 2017)

## Most severe rubyzip (RubyGems) vulnerabilities

- [CVE-2026-85396: rubyzip path traversal in Entry#extract](https://junglewise.ai/threats/cve-2026-85396-rubyzip-path-traversal-in-entry-extract) (high, CVSS 7.5, published 3 Sep 2026)
- [CVE-2018-1000544: Rubyzip gem contains a Directory Traversal vulnerability in zip file component](https://junglewise.ai/threats/cve-2018-1000544-rubyzip-gem-contains-a-directory-traversal-vulnerability-in-zip) (low, CVSS 3.1, published 6 Sep 2018)
- [CVE-2017-5946: Directory traversal vulnerability in RubyZip](https://junglewise.ai/threats/cve-2017-5946-directory-traversal-vulnerability-in-rubyzip) (low, CVSS 3.1, published 24 Oct 2017)
- [CVE-2019-16892: Rubyzip denial of service](https://junglewise.ai/threats/cve-2019-16892-rubyzip-denial-of-service) (low, CVSS 3.1, published 30 Sep 2019)
- [High severity vulnerability that affects rubyzip](https://junglewise.ai/threats/high-severity-vulnerability-that-affects-rubyzip-e963e623) (info, published 31 Jul 2018)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 1 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other RubyGems technologies

- [actionpack (RubyGems)](https://junglewise.ai/threats/technologies/actionpack): 77 vulnerabilities
- [nokogiri (RubyGems)](https://junglewise.ai/threats/technologies/nokogiri): 69 vulnerabilities
- [rack (RubyGems)](https://junglewise.ai/threats/technologies/rack): 55 vulnerabilities
- [activerecord (RubyGems)](https://junglewise.ai/threats/technologies/rubygems-activerecord): 26 vulnerabilities
- [rubygems-update (RubyGems)](https://junglewise.ai/threats/technologies/rubygems-update): 25 vulnerabilities
- [puppet (RubyGems)](https://junglewise.ai/threats/technologies/puppet): 23 vulnerabilities
- [activesupport (RubyGems)](https://junglewise.ai/threats/technologies/activesupport): 20 vulnerabilities
- [actionview (RubyGems)](https://junglewise.ai/threats/technologies/actionview): 19 vulnerabilities
- [activestorage (RubyGems)](https://junglewise.ai/threats/technologies/activestorage): 19 vulnerabilities
- [camaleon_cms (RubyGems)](https://junglewise.ai/threats/technologies/camaleon-cms): 19 vulnerabilities
- [rails-html-sanitizer (RubyGems)](https://junglewise.ai/threats/technologies/rails-html-sanitizer): 18 vulnerabilities
- [loofah (RubyGems)](https://junglewise.ai/threats/technologies/loofah): 17 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "rubyzip (RubyGems) vulnerabilities", https://junglewise.ai/threats/technologies/rubygems-rubyzip, 13 November 2026.