CVE-2015-1840 · cross-distro fix matrix

CVE-2015-1840: jquery_ujs.js in jquery-rails before 3.1.3 and 4.x before 4.0.4 and rails.js in jquery-ujs before 1.0.4, as used with Ruby on Rails 3.x and 4.x, allow remote attackers to bypass the Same Origin Policy, and trigger transmission of a CSRF token to a different-domain web server, via a leading space cha

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

Fix per ecosystem

Each block below is a distro release where CVE-2015-1840 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

ruby-jquery-rails→ fixed in4.0.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y ruby-jquery-rails
```

Debian bookworm

Source: Debian Security Tracker

ruby-jquery-rails→ fixed in4.0.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y ruby-jquery-rails
```

Debian trixie

Source: Debian Security Tracker

ruby-jquery-rails→ fixed in4.0.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y ruby-jquery-rails
```

Are YOU affected by CVE-2015-1840?

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.

curl https://mindsparkstack.com/scan.sh | bash

Form-based quickscan View on NVD

Continuous monitoring beats manual checking

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