Moderate severityNVD Advisory· Published Sep 8, 2009· Updated Jun 16, 2026
CVE-2009-3009
CVE-2009-3009
Description
Cross-site scripting (XSS) vulnerability in Ruby on Rails 2.x before 2.2.3, and 2.3.x before 2.3.4, allows remote attackers to inject arbitrary web script or HTML by placing malformed Unicode strings into a form helper.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
actionpackRubyGems | >= 2.0.0, < 2.2.3 | 2.2.3 |
actionpackRubyGems | >= 2.3.0, < 2.3.4 | 2.3.4 |
activesupportRubyGems | >= 2.0.0, < 2.2.3 | 2.2.3 |
activesupportRubyGems | >= 2.3.0, < 2.3.4 | 2.3.4 |
Affected products
16cpe:2.3:a:rubyonrails:rails:2.0.0:*:*:*:*:*:*:*+ 13 more
- cpe:2.3:a:rubyonrails:rails:2.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:2.0.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:2.0.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:2.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:2.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:2.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:2.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:2.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:2.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:2.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:2.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:2.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:2.3.2:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:2.3.3:*:*:*:*:*:*:*
- ghsa-coords2 versions
>= 2.0.0, < 2.2.3+ 1 more
- (no CPE)range: >= 2.0.0, < 2.2.3
- (no CPE)range: >= 2.0.0, < 2.2.3
Patches
Vulnerability mechanics
References
17- groups.google.com/group/rubyonrails-security/msg/7f57cd7794e1d1b4nvdPatchWEB
- securitytracker.com/idnvdPatchWEB
- www.vupen.com/english/advisories/2009/2544nvdPatchVendor AdvisoryWEB
- secunia.com/advisories/36600nvdVendor AdvisoryWEB
- secunia.com/advisories/36717nvdVendor AdvisoryWEB
- github.com/advisories/GHSA-8qrh-h9m2-5fvfghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2009-3009ghsaADVISORY
- bugs.debian.org/cgi-bin/bugreport.cginvdWEB
- lists.apple.com/archives/security-announce/2010//Mar/msg00001.htmlnvdWEB
- lists.opensuse.org/opensuse-security-announce/2009-10/msg00004.htmlnvdWEB
- support.apple.com/kb/HT4077nvdWEB
- weblog.rubyonrails.org/2009/9/4/xss-vulnerability-in-ruby-on-railsnvdWEB
- www.debian.org/security/2009/dsa-1887nvdWEB
- www.osvdb.org/57666nvdWEB
- www.securityfocus.com/bid/36278nvdWEB
- exchange.xforce.ibmcloud.com/vulnerabilities/53036nvdWEB
- github.com/rubysec/ruby-advisory-db/blob/master/gems/activesupport/CVE-2009-3009.ymlghsaWEB
News mentions
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