# webrick (RubyGems) vulnerabilities

5 known vulnerabilities (1 medium), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: not known (cve.now hasn't read this package's releases)
- Newest unaffected release: not known without release data
- Registry: https://rubygems.org/gems/webrick

## Advisories (5)

### [CVE-2025-6442](https://cve.now/CVE-2025-6442): Ruby WEBrick read\_header HTTP Request Smuggling Vulnerability

- Severity: Medium 6.5
- Published: Jun 25, 2025
- Affected: fixed in 1.8.2.

### [CVE-2020-25613](https://cve.now/CVE-2020-25613): An issue was discovered in Ruby through 2.5.8, 2.6.x through 2.6.6, and 2.7.x through 2.7.1.

- Severity: Unrated
- Published: Oct 6, 2020
- Affected: from 1.6.0, fixed in 1.6.1; from 1.5.0, fixed in 1.5.1; fixed in 1.4.4.

### [CVE-2017-10784](https://cve.now/CVE-2017-10784): The Basic authentication code in WEBrick library in Ruby before 2.2.8, 2.3.x before 2.3.5, and 2.4.x through 2.4.1 allows remote attackers…

- Severity: Unrated
- Published: Sep 19, 2017
- Affected: fixed in 1.4.0.

### [CVE-2009-4492](https://cve.now/CVE-2009-4492): WEBrick 1.3.1 in Ruby 1.8.6 through patchlevel 383, 1.8.7 through patchlevel 248, 1.8.8dev, 1.9.1 through patchlevel 376, and 1.9.2dev…

- Severity: Unrated
- Published: Jan 13, 2010
- Affected: fixed in 1.4.0.

### [CVE-2008-4310](https://cve.now/CVE-2008-4310): httputils.rb in WEBrick in Ruby 1.8.1 and 1.8.5, as used in Red Hat Enterprise Linux 4 and 5, allows remote attackers to cause a denial of…

- Severity: Unrated
- Published: Dec 9, 2008
- Affected: fixed in 1.3.1.

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