CVE-2011-2931 · cross-distro fix matrix

CVE-2011-2931: Cross-site scripting (XSS) vulnerability in the strip_tags helper in actionpack/lib/action_controller/vendor/html-scanner/html/node.rb in Ruby on Rails before 2.3.13, 3.0.x before 3.0.10, and 3.1.x before 3.1.0.rc5 allows remote attackers to inject arbitrary web script or HTML via a tag with an inva

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2011-2931 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

rails→ fixed in2.3.14urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y rails
```

Debian bookworm

Source: Debian Security Tracker

rails→ fixed in2.3.14urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y rails
```

Debian trixie

Source: Debian Security Tracker

rails→ fixed in2.3.14urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y rails
```

Are YOU affected by CVE-2011-2931?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

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