CVE-2008-5189

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2008-11-21 · updated 2026-06-16
Weakness: CWE-352

Description

CRLF injection vulnerability in Ruby on Rails before 2.0.5 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a crafted URL to the redirect_to function.

Affected products

Ruby on Rails: 0.9.1, 0.9.2, 0.9.3, 0.9.4, 0.9.4.1, 0.10.0 (+32)
rubyonrails Ruby On Rails: through 2.0.4; 0.5.0, 0.5.5, 0.5.6, 0.5.7, 0.6.0, 0.6.5 (+4)

References

http://github.com/rails/rails/commit/7282ed863ca7e6f928bae9162c9a63a98775a19d
http://lists.opensuse.org/opensuse-security-announce/2008-12/msg00002.html
http://weblog.rubyonrails.org/2008/10/19/rails-2-0-5-redirect_to-and-offset-limit-sanitizing
http://weblog.rubyonrails.org/2008/10/19/response-splitting-risk
http://www.securityfocus.com/bid/32359
http://github.com/rails/rails/commit/7282ed863ca7e6f928bae9162c9a63a98775a19d
http://lists.opensuse.org/opensuse-security-announce/2008-12/msg00002.html
http://weblog.rubyonrails.org/2008/10/19/rails-2-0-5-redirect_to-and-offset-limit-sanitizing
http://weblog.rubyonrails.org/2008/10/19/response-splitting-risk
http://www.securityfocus.com/bid/32359

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