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Package details: pkg:gem/activesupport@2.4
purl pkg:gem/activesupport@2.4
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Next non-vulnerable version 6.1.7.5
Latest non-vulnerable version 8.1.2.1
Risk 10.0
Vulnerabilities affecting this package (4)
Vulnerability Summary Fixed by
VCID-43f3-rxwm-fkgv
Aliases:
CVE-2011-2932
GHSA-9fh3-vh3h-q4g3
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Cross-site scripting (XSS) vulnerability in activesupport/lib/active_support/core_ext/string/output_safety.rb in Ruby on Rails 2.x 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 malformed Unicode string, related to a "UTF-8 escaping vulnerability."
3.0.10
Affected by 12 other vulnerabilities.
3.1.0
Affected by 12 other vulnerabilities.
VCID-ca7u-t1y4-uuc7
Aliases:
CVE-2013-0333
GHSA-xgr2-v94m-rc9g
OSV-89594
Vulnerability in JSON Parser in Ruby on Rails 3.0 and 2.3 There is a vulnerability in the JSON code for Ruby on Rails which allows attackers to bypass authentication systems, inject arbitrary SQL, inject and execute arbitrary code, or perform a DoS attack on a Rails application.
3.0.20
Affected by 9 other vulnerabilities.
3.1.0.beta1
Affected by 12 other vulnerabilities.
VCID-j24x-nhsb-yug6
Aliases:
CVE-2011-2197
GHSA-v9v4-7jp6-8c73
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') The cross-site scripting (XSS) prevention feature in Ruby on Rails 2.x before 2.3.12, 3.0.x before 3.0.8, and 3.1.x before 3.1.0.rc2 does not properly handle mutation of safe buffers, which makes it easier for remote attackers to conduct XSS attacks via crafted strings to an application that uses a problematic string method, as demonstrated by the sub method.
3.0.7
Affected by 12 other vulnerabilities.
3.0.8
Affected by 12 other vulnerabilities.
VCID-uudj-r63z-kban
Aliases:
CVE-2013-1856
GHSA-9c2j-593q-3g82
OSV-91451
XML Parsing Vulnerability affecting JRuby users There is a vulnerability in the JDOM backend to ActiveSupport's XML parser. you should upgrade or use one of the work arounds immediately.
3.1.12
Affected by 9 other vulnerabilities.
3.2.13
Affected by 10 other vulnerabilities.
Vulnerabilities fixed by this package (0)
Vulnerability Summary Aliases
This package is not known to fix vulnerabilities.

Date Actor Action Vulnerability Source VulnerableCode Version
2026-04-01T15:18:18.406340+00:00 Ruby Importer Affected by VCID-ca7u-t1y4-uuc7 https://github.com/rubysec/ruby-advisory-db/blob/master/gems/activesupport/CVE-2013-0333.yml 38.0.0
2026-04-01T15:18:18.299497+00:00 Ruby Importer Affected by VCID-43f3-rxwm-fkgv https://github.com/rubysec/ruby-advisory-db/blob/master/gems/activesupport/CVE-2011-2932.yml 38.0.0
2026-04-01T15:18:18.247376+00:00 Ruby Importer Affected by VCID-j24x-nhsb-yug6 https://github.com/rubysec/ruby-advisory-db/blob/master/gems/activesupport/CVE-2011-2197.yml 38.0.0
2026-04-01T15:18:18.189276+00:00 Ruby Importer Affected by VCID-uudj-r63z-kban https://github.com/rubysec/ruby-advisory-db/blob/master/gems/activesupport/CVE-2013-1856.yml 38.0.0