SB2012081002 - Cross-site scripting in Ruby on Rails
Published: August 10, 2012 Updated: September 30, 2025
Security Bulletin ID
SB2012081002
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Cross-site scripting (CVE-ID: CVE-2012-3464)
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data in activesupport/lib/active_support/core_ext/string/output_safety.rb in Ruby on Rails. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Remediation
Install update from vendor's website.