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Vulnerability details: VCID-qswy-ngsk-yfhy
Vulnerability ID VCID-qswy-ngsk-yfhy
Aliases CVE-2012-3464
GHSA-h835-75hw-pj89
OSV-84516
Summary activesupport Cross-site Scripting vulnerability Cross-site scripting (XSS) vulnerability in `activesupport/lib/active_support/core_ext/string/output_safety.rb` in Ruby on Rails before 2.3.16, 3.0.x before , 3.1.x before 3.1.8, and 3.2.x before 3.2.8 might allow remote attackers to inject arbitrary web script or HTML via vectors involving a ' (quote) character.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
generic_textual MODERATE http://rhn.redhat.com/errata/RHSA-2013-0154.html
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2012-3464
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-h835-75hw-pj89
generic_textual MODERATE https://github.com/advisories/GHSA-h835-75hw-pj89
generic_textual MODERATE https://github.com/rails/rails
generic_textual MODERATE https://github.com/rails/rails/commit/28f2c6f4037081da0a82104a3f473165ed4ed2ce
generic_textual MODERATE https://github.com/rails/rails/commit/780a718723cf87b49cfe204d355948c4e0932d23
generic_textual MODERATE https://github.com/rails/rails/commit/d0c9759d3aeb6327d68dd6c0de0fe2fed4e3c870
generic_textual MODERATE https://github.com/rails/rails/commit/d549df7133f2b0bad8112890d478c33e990e12bc
generic_textual MODERATE https://github.com/rails/rails/issues/7215
generic_textual MODERATE https://github.com/rubysec/ruby-advisory-db/blob/master/gems/activesupport/CVE-2012-3464.yml
generic_textual MODERATE https://groups.google.com/group/rubyonrails-security/msg/8f1bbe1cef8c6caf?dmode=source&output=gplain
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2012-3464
generic_textual MODERATE http://weblog.rubyonrails.org/2012/8/9/ann-rails-3-2-8-has-been-released
Reference id Reference type URL
http://rhn.redhat.com/errata/RHSA-2013-0154.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2012-3464.json
https://api.first.org/data/v1/epss?cve=CVE-2012-3464
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-3464
https://github.com/advisories/GHSA-h835-75hw-pj89
https://github.com/rails/rails
https://github.com/rails/rails/commit/28f2c6f4037081da0a82104a3f473165ed4ed2ce
https://github.com/rails/rails/commit/780a718723cf87b49cfe204d355948c4e0932d23
https://github.com/rails/rails/commit/d0c9759d3aeb6327d68dd6c0de0fe2fed4e3c870
https://github.com/rails/rails/commit/d549df7133f2b0bad8112890d478c33e990e12bc
https://github.com/rails/rails/issues/7215
https://github.com/rubysec/ruby-advisory-db/blob/master/gems/activesupport/CVE-2012-3464.yml
https://groups.google.com/group/rubyonrails-security/msg/8f1bbe1cef8c6caf?dmode=source&output=gplain
https://nvd.nist.gov/vuln/detail/CVE-2012-3464
http://weblog.rubyonrails.org/2012/8/9/ann-rails-3-2-8-has-been-released
847199 https://bugzilla.redhat.com/show_bug.cgi?id=847199
RHSA-2012:1542 https://access.redhat.com/errata/RHSA-2012:1542
RHSA-2013:0154 https://access.redhat.com/errata/RHSA-2013:0154
No exploits are available.
Exploit Prediction Scoring System (EPSS)
Percentile 0.47909
EPSS Score 0.00245
Published At May 29, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-29T08:57:13.026843+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2017/10/GHSA-h835-75hw-pj89/GHSA-h835-75hw-pj89.json 38.6.0