CVE-2022-23520 · cross-distro fix matrix

CVE-2022-23520: rails-html-sanitizer is responsible for sanitizing HTML fragments in Rails applications. Prior to version 1.4.4, there is a possible XSS vulnerability with certain configurations of Rails::Html::Sanitizer due to an incomplete fix of CVE-2022-32209. Rails::Html::Sanitizer may allow an attacker to inj

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

Fix per ecosystem

Each block below is a distro release where CVE-2022-23520 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

ruby-rails-html-sanitizer→ fixed in1.3.0-1+deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y ruby-rails-html-sanitizer
```

Debian bookworm

Source: Debian Security Tracker

ruby-rails-html-sanitizer→ fixed in1.4.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y ruby-rails-html-sanitizer
```

Debian trixie

Source: Debian Security Tracker

ruby-rails-html-sanitizer→ fixed in1.4.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y ruby-rails-html-sanitizer
```

Are YOU affected by CVE-2022-23520?

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

CVE-2022-23520dropped silently in your distro's update channel. Every new CVE is the same story. StackPatch runs the matcher hourly against all 5 sources and emails the exact remediation when something new applies to one of your servers. $99 lifetime, 50 founder seats, 30-day refund.

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