CVE-2015-3226
rails - security update
EPSS 0.21%
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.
How to fix CVE-2015-3226
To remediate CVE-2015-3226, upgrade the affected package to a fixed version below.
- Debian/rails—upgrade to 2:4.2.4-2 or later
- Debian/rails—upgrade to 2:4.1.8-1+deb8u1 or later
- RubyGems/activesupport—upgrade to 4.1.11 or later
Is CVE-2015-3226 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2:4.2.4-2
- from 0, < 2:4.1.8-1+deb8u1
- >= 4.1.0, < 4.1.11