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CVE-2009-4214

4.3 · MEDIUM
Published Dec 7, 2009 rubyonrails CWE-79 EPSS 3.02% (87th pctl)

Overview

CVE-2009-4214 is a medium-severity vulnerability affecting rubyonrails rails. It was published on December 7, 2009 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

Cross-site scripting (XSS) vulnerability in the strip_tags function in Ruby on Rails before 2.2.s, and 2.3.x before 2.3.5, allows remote attackers to inject arbitrary web script or HTML via vectors involving non-printing ASCII characters, related to HTML::Tokenizer and actionpack/lib/action_controller/vendor/html-scanner/html/node.rb.

Remediation

Check the references section for vendor advisories and patches from rubyonrails. Update rails to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
rubyonrails ruby_on_rails 0 Affected

Frequently Asked Questions

What is CVE-2009-4214?

CVE-2009-4214 is a medium-severity vulnerability affecting rubyonrails rails. It was published on December 7, 2009 and has a CVSS 2.0 base score of 4.3 (MEDIUM).

How severe is CVE-2009-4214?

This vulnerability has a CVSS 2.0 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2009-4214?

Check the references section for vendor advisories and patches from rubyonrails. Update rails to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2009-4214?

CyberStrike's AI-powered security agents can automatically detect CVE-2009-4214 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.