CVE-2015-3226

medium
Published 2015-06-16 · Modified 2025-11-04
CVSS v3
CVSS v2
4.3
VIR risk
4.3

Description

Cross-site scripting (XSS) vulnerability in json/encoding.rb in Active Support in Ruby on Rails 3.x and 4.1.x before 4.1.11 and 4.2.x before 4.2.2 allows remote attackers to inject arbitrary web script or HTML via a crafted Hash that is mishandled during JSON encoding.

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-2015-3226

vendor Authored 2026-05-27

Vendor advisory: secalert@redhat.com — https://groups.google.com/forum/message/raw?msg=rubyonrails-security/7VlB_pck3hU/3QZrGIaQW6cJ

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed2:4.2.4-2
debian debianbullseyefixed2:4.2.4-2
debian debianforkyfixed2:4.2.4-2
debian debiansidfixed2:4.2.4-2
debian debiantrixiefixed2:4.2.4-2

Package impact

EcosystemPackageVulnerableFixed
ruby RubyGemsactivesupport!< 4.1.0||<>= 4.2.2>= 4.2.2
ruby RubyGemsactivesupport>=4.1.0,<4.1.114.1.11
ruby RubyGemsactivesupport>=4.2.0,<4.2.24.2.2

Application impact

VendorProductVersionsFixed
rubyonrailsrails3.0.0
rubyonrailsrails3.1.0
rubyonrailsrails3.2.0
rubyonrailsrails3.2.1
rubyonrailsrails3.2.2
rubyonrailsrails3.2.3
rubyonrailsrails3.2.4
rubyonrailsrails3.2.5
rubyonrailsrails3.2.6
rubyonrailsrails3.2.7
rubyonrailsrails3.2.8
rubyonrailsrails3.2.9
rubyonrailsrails3.2.10
rubyonrailsrails3.2.11
rubyonrailsrails3.2.12
rubyonrailsrails3.2.13
rubyonrailsrails3.2.15
rubyonrailsrails3.2.16
rubyonrailsrails3.2.17
rubyonrailsrails4.1.0
rubyonrailsrails4.1.1
rubyonrailsrails4.1.2
rubyonrailsrails4.1.3
rubyonrailsrails4.1.4
rubyonrailsrails4.1.5
rubyonrailsrails4.1.6
rubyonrailsrails4.1.7
rubyonrailsrails4.1.8
rubyonrailsrails4.2.0
rubyonrailsrails4.2.1
rubyonrailsruby_on_rails3.2.14

References

CWEs

CWE-79

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