CVE-2011-0446 Rails actionpack gem vulnerable to Cross-site Scripting

What is CVE-2011-0446?

CVE-2011-0446 is a medium-severity cross-site scripting vulnerability in Rubyonrails Rails, published on 14 Feb 2011. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Multiple cross-site scripting (XSS) vulnerabilities in the mail_to helper in Ruby on Rails before 2.3.11, and 3.x before 3.0.4, when javascript encoding is used, allow remote attackers to inject arbitrary web script or HTML via a crafted (1) name or (2) email value.

Weakness: CWE-79

Which versions are affected by CVE-2011-0446?

8 open source packages ship an affected version, including actionpack and actionview. It affects 1 product.

Products include Rubyonrails Rails.

How do I fix CVE-2011-0446?

Upgrade actionpack to a fixed version for your release line: 2.3.11 or 3.0.4.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2011-0446 being exploited?

There is no known exploitation of CVE-2011-0446 in the wild and no public exploit code.

Other vulnerabilities in Rubyonrails Rails

• CVE-2013-0277 Active Record contains deserialization of arbitrary YAML Critical 10.0
• CVE-2017-17916 SQL injection in n/a High 8.1
• CVE-2017-17917 SQL injection in n/a High 8.1
• CVE-2026-33195 Rails Active Storage has possible Path Traversal in DiskService High 8.0
• CVE-2024-26142 Rails possible ReDoS vulnerability in Accept header parsing in Action Dispatch High 7.5

All Rubyonrails Rails vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2011-0446, GHSA-75w6-p6mg-vh8j.