CVE-2009-4214

unknown
Published 2017-10-24 · Modified 2025-04-09
CVSS v3
CVSS v2
VIR risk

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.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2009-4214

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed2.2.3-2
debian debianbullseyefixed2.2.3-2
debian debianforkyfixed2.2.3-2
debian debiansidfixed2.2.3-2
debian debiantrixiefixed2.2.3-2

Package impact

EcosystemPackageVulnerableFixed
ruby RubyGemsrails<~> 2.2.2~> 2.2.2
ruby RubyGemsrails<2.2.22.2.2
ruby RubyGemsrails>=2.3.0,<2.3.52.3.5

References

Verify integrity in audit chain (admin only). AS-IS.