Cross-site scripting (XSS) vulnerability in the strip_tags helper in…
Priority LOW 25CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- None · Partial · None
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-79.
Summary
Cross-site scripting (XSS) vulnerability in the strip_tags helper in actionpack/lib/action_controller/vendor/html-scanner/html/node.rb in Ruby on Rails before 2.3.13, 3.0.x before 3.0.10, and 3.1.x before 3.1.0.rc5 allows remote attackers to inject arbitrary web script or HTML via a tag with an invalid name.
Why it matters now
EPSS 0.02492 84th percentileScored 2026-11-07
Fix Fixed actionpack (RubyGems): 2.3.13, 3.0.10
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | actionpack (RubyGems) | 2.0.0 to before 2.3.13 | 2.3.13 | Patch available | GHSA-v5jg-558j-q67c |
| — | actionpack (RubyGems) | 3.0.0 to before 3.0.10 | 3.0.10 | Patch available | GHSA-v5jg-558j-q67c |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- actionpack (RubyGems) Vendor— Affected 2.0.0 to before 2.3.13 Fixed in 2.3.13 Patch available GHSA-v5jg-558j-q67c
- actionpack (RubyGems) Vendor— Affected 3.0.0 to before 3.0.10 Fixed in 3.0.10 Patch available GHSA-v5jg-558j-q67c
CPE configurations NVD · 59
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:rubyonrails:rails:2.0.0:*:*:*:*:*:*:* | 2.0.0 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.0.0:rc1:*:*:*:*:*:* | 2.0.0 rc1 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.0.0:rc2:*:*:*:*:*:* | 2.0.0 rc2 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.0.1:*:*:*:*:*:*:* | 2.0.1 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.0.2:*:*:*:*:*:*:* | 2.0.2 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.0.4:*:*:*:*:*:*:* | 2.0.4 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.1.0:*:*:*:*:*:*:* | 2.1.0 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.1.1:*:*:*:*:*:*:* | 2.1.1 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.1.2:*:*:*:*:*:*:* | 2.1.2 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.2.0:*:*:*:*:*:*:* | 2.2.0 | Vulnerable | Rails |
- cpe:2.3:a:rubyonrails:rails:2.0.0:*:*:*:*:*:*:* Versions 2.0.0 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.0.0:rc1:*:*:*:*:*:* Versions 2.0.0 rc1 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.0.0:rc2:*:*:*:*:*:* Versions 2.0.0 rc2 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.0.1:*:*:*:*:*:*:* Versions 2.0.1 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.0.2:*:*:*:*:*:*:* Versions 2.0.2 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.0.4:*:*:*:*:*:*:* Versions 2.0.4 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.1.0:*:*:*:*:*:*:* Versions 2.1.0 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.1.1:*:*:*:*:*:*:* Versions 2.1.1 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.1.2:*:*:*:*:*:*:* Versions 2.1.2 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.2.0:*:*:*:*:*:*:* Versions 2.2.0 Vulnerable ·Rails
Show 49 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:rubyonrails:rails:2.2.1:*:*:*:*:*:*:* | 2.2.1 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.2.2:*:*:*:*:*:*:* | 2.2.2 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.3.2:*:*:*:*:*:*:* | 2.3.2 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.3.3:*:*:*:*:*:*:* | 2.3.3 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.3.4:*:*:*:*:*:*:* | 2.3.4 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.3.9:*:*:*:*:*:*:* | 2.3.9 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.3.10:*:*:*:*:*:*:* | 2.3.10 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.3.11:*:*:*:*:*:*:* | 2.3.11 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:2.3.12:*:*:*:*:*:*:* | 2.3.12 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.0:*:*:*:*:*:*:* | 3.0.0 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.0:beta:*:*:*:*:*:* | 3.0.0 beta | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.0:beta2:*:*:*:*:*:* | 3.0.0 beta2 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.0:beta3:*:*:*:*:*:* | 3.0.0 beta3 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.0:beta4:*:*:*:*:*:* | 3.0.0 beta4 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.0:rc:*:*:*:*:*:* | 3.0.0 rc | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.0:rc2:*:*:*:*:*:* | 3.0.0 rc2 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.1:*:*:*:*:*:*:* | 3.0.1 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.1:pre:*:*:*:*:*:* | 3.0.1 pre | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.2:*:*:*:*:*:*:* | 3.0.2 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.2:pre:*:*:*:*:*:* | 3.0.2 pre | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.3:*:*:*:*:*:*:* | 3.0.3 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.4:rc1:*:*:*:*:*:* | 3.0.4 rc1 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.5:*:*:*:*:*:*:* | 3.0.5 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.5:rc1:*:*:*:*:*:* | 3.0.5 rc1 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.6:*:*:*:*:*:*:* | 3.0.6 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.6:rc1:*:*:*:*:*:* | 3.0.6 rc1 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.6:rc2:*:*:*:*:*:* | 3.0.6 rc2 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.7:*:*:*:*:*:*:* | 3.0.7 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.7:rc1:*:*:*:*:*:* | 3.0.7 rc1 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.7:rc2:*:*:*:*:*:* | 3.0.7 rc2 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.8:*:*:*:*:*:*:* | 3.0.8 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.8:rc1:*:*:*:*:*:* | 3.0.8 rc1 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.8:rc2:*:*:*:*:*:* | 3.0.8 rc2 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.8:rc3:*:*:*:*:*:* | 3.0.8 rc3 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.8:rc4:*:*:*:*:*:* | 3.0.8 rc4 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.9:*:*:*:*:*:*:* | 3.0.9 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.9:rc1:*:*:*:*:*:* | 3.0.9 rc1 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.9:rc2:*:*:*:*:*:* | 3.0.9 rc2 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.9:rc3:*:*:*:*:*:* | 3.0.9 rc3 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.9:rc4:*:*:*:*:*:* | 3.0.9 rc4 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.9:rc5:*:*:*:*:*:* | 3.0.9 rc5 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.0.10:rc1:*:*:*:*:*:* | 3.0.10 rc1 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.1.0:*:*:*:*:*:*:* | 3.1.0 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.1.0:beta1:*:*:*:*:*:* | 3.1.0 beta1 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.1.0:rc1:*:*:*:*:*:* | 3.1.0 rc1 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.1.0:rc2:*:*:*:*:*:* | 3.1.0 rc2 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.1.0:rc3:*:*:*:*:*:* | 3.1.0 rc3 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:rails:3.1.0:rc4:*:*:*:*:*:* | 3.1.0 rc4 | Vulnerable | Rails |
| cpe:2.3:a:rubyonrails:ruby_on_rails:3.0.4:*:*:*:*:*:*:* | 3.0.4 | Vulnerable | Rails |
- cpe:2.3:a:rubyonrails:rails:2.2.1:*:*:*:*:*:*:* Versions 2.2.1 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.2.2:*:*:*:*:*:*:* Versions 2.2.2 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.3.2:*:*:*:*:*:*:* Versions 2.3.2 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.3.3:*:*:*:*:*:*:* Versions 2.3.3 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.3.4:*:*:*:*:*:*:* Versions 2.3.4 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.3.9:*:*:*:*:*:*:* Versions 2.3.9 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.3.10:*:*:*:*:*:*:* Versions 2.3.10 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.3.11:*:*:*:*:*:*:* Versions 2.3.11 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:2.3.12:*:*:*:*:*:*:* Versions 2.3.12 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.0:*:*:*:*:*:*:* Versions 3.0.0 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.0:beta:*:*:*:*:*:* Versions 3.0.0 beta Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.0:beta2:*:*:*:*:*:* Versions 3.0.0 beta2 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.0:beta3:*:*:*:*:*:* Versions 3.0.0 beta3 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.0:beta4:*:*:*:*:*:* Versions 3.0.0 beta4 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.0:rc:*:*:*:*:*:* Versions 3.0.0 rc Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.0:rc2:*:*:*:*:*:* Versions 3.0.0 rc2 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.1:*:*:*:*:*:*:* Versions 3.0.1 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.1:pre:*:*:*:*:*:* Versions 3.0.1 pre Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.2:*:*:*:*:*:*:* Versions 3.0.2 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.2:pre:*:*:*:*:*:* Versions 3.0.2 pre Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.3:*:*:*:*:*:*:* Versions 3.0.3 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.4:rc1:*:*:*:*:*:* Versions 3.0.4 rc1 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.5:*:*:*:*:*:*:* Versions 3.0.5 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.5:rc1:*:*:*:*:*:* Versions 3.0.5 rc1 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.6:*:*:*:*:*:*:* Versions 3.0.6 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.6:rc1:*:*:*:*:*:* Versions 3.0.6 rc1 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.6:rc2:*:*:*:*:*:* Versions 3.0.6 rc2 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.7:*:*:*:*:*:*:* Versions 3.0.7 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.7:rc1:*:*:*:*:*:* Versions 3.0.7 rc1 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.7:rc2:*:*:*:*:*:* Versions 3.0.7 rc2 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.8:*:*:*:*:*:*:* Versions 3.0.8 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.8:rc1:*:*:*:*:*:* Versions 3.0.8 rc1 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.8:rc2:*:*:*:*:*:* Versions 3.0.8 rc2 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.8:rc3:*:*:*:*:*:* Versions 3.0.8 rc3 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.8:rc4:*:*:*:*:*:* Versions 3.0.8 rc4 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.9:*:*:*:*:*:*:* Versions 3.0.9 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.9:rc1:*:*:*:*:*:* Versions 3.0.9 rc1 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.9:rc2:*:*:*:*:*:* Versions 3.0.9 rc2 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.9:rc3:*:*:*:*:*:* Versions 3.0.9 rc3 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.9:rc4:*:*:*:*:*:* Versions 3.0.9 rc4 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.9:rc5:*:*:*:*:*:* Versions 3.0.9 rc5 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.0.10:rc1:*:*:*:*:*:* Versions 3.0.10 rc1 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.1.0:*:*:*:*:*:*:* Versions 3.1.0 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.1.0:beta1:*:*:*:*:*:* Versions 3.1.0 beta1 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.1.0:rc1:*:*:*:*:*:* Versions 3.1.0 rc1 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.1.0:rc2:*:*:*:*:*:* Versions 3.1.0 rc2 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.1.0:rc3:*:*:*:*:*:* Versions 3.1.0 rc3 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:rails:3.1.0:rc4:*:*:*:*:*:* Versions 3.1.0 rc4 Vulnerable ·Rails
- cpe:2.3:a:rubyonrails:ruby_on_rails:3.0.4:*:*:*:*:*:*:* Versions 3.0.4 Vulnerable ·Rails
Remediation
- Fix · GHSA-v5jg-558j-q67c actionpack (RubyGems) Fixed in 2.3.13 Advisory →
- Fix · GHSA-v5jg-558j-q67c actionpack (RubyGems) Fixed in 3.0.10 Advisory →
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2011-2931
- 2026-10-03 Alias added: GHSA-v5jg-558j-q67c
References
Patch 9
- [rubyonrails-security] 20110816 XSS Vulnerability in strip_tags helper
- [oss-security] 20110817 CVE request: ruby on rails flaws (4)
- [oss-security] 20110822 Re: CVE request: ruby on rails flaws (4)
- https://bugzilla.redhat.com/show_bug.cgi?id=731436
- [oss-security] 20110819 Re: CVE request: ruby on rails flaws (4)
- [oss-security] 20110820 Re: CVE request: ruby on rails flaws (4)
- https://github.com/rails/rails/commit/586a944ddd4d03e66dea1093306147594748037a
- [oss-security] 20110822 Re: CVE request: ruby on rails flaws (4)
- http://weblog.rubyonrails.org/2011/8/16/ann-rails-3-1-0-rc6
Advisory 6
More Rails vulnerabilities
- TI-2014-00124 Directory traversal vulnerability in actionpack/lib/abstract_controller/base.rb in the… KEVCVSS 3.1HIGH 7.5
- TI-2019-03828 Path traversal in Rails https://github.com/rails/rails KEVCVSS 3.1HIGH 7.5
- TI-2016-00672 Directory traversal vulnerability in Action View in Ruby on Rails before 3.2.22.1, 4.0.x… KEVCVSS 3.1HIGH 7.5
- TI-2019-03830 Command injection in Rails https://github.com/rails/rails CVSS 3.1CRITICAL 9.8
- TI-2020-06581 Code injection in https://github.com/rails/rails CVSS 3.1HIGH 8.8
- TI-2013-00091 active_support/core_ext/hash/conversions.rb in Ruby on Rails before 2.3.15, 3.0.x before… CVSS 2.0HIGH 7.5
Sources
- CVE-2011-2931 · CVE Program
- CVE-2011-2931 · NVD
- FIRST EPSS
- GHSA-v5jg-558j-q67c · GitHub Advisory Database · CC BY 4.0
- CVE-2011-2931 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences