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MEDIUM

GHSA-v9v4-7jp6-8c73

rails Cross-site Scripting vulnerability

Quick fix

GHSA-v9v4-7jp6-8c73 — actionpack: upgrade to the fixed version with the command below.

bundle update actionpack

Details

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.

Are you affected?

Enter the version of the package you're using.

Affected packages

RubyGems/actionpack
Introduced in: 2.0.0Fixed in: 2.3.12
Fixbundle update actionpack
RubyGems/actionpack
Introduced in: 3.0.0Fixed in: 3.0.8
Fixbundle update actionpack
RubyGems/activesupport
Introduced in: 2.0.0Fixed in: 2.3.12
Fixbundle update activesupport
RubyGems/activesupport
Introduced in: 3.0.0Fixed in: 3.0.8
Fixbundle update activesupport

References