CVE-2011-2197
rails Cross-site Scripting vulnerability
EPSS 0.44%
Description
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.
How to fix CVE-2011-2197
To remediate CVE-2011-2197, upgrade the affected package to a fixed version below.
- RubyGems/actionpack—upgrade to 2.3.12 or later
- —upgrade to 2.3.12 or later
Is CVE-2011-2197 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 2.0.0, < 2.3.12
- >= 2.0.0, < 2.3.12