CVE-2020-5267 · cross-distro fix matrix

CVE-2020-5267: In ActionView before versions 6.0.2.2 and 5.2.4.2, there is a possible XSS vulnerability in ActionView's JavaScript literal escape helpers. Views that use the `j` or `escape_javascript` methods may be susceptible to XSS attacks. The issue is fixed in versions 6.0.2.2 and 5.2.4.2.

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

Fix per ecosystem

Each block below is a distro release where CVE-2020-5267 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

rails→ fixed in2:5.2.4.1+dfsg-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y rails
```

Debian bookworm

Source: Debian Security Tracker

rails→ fixed in2:5.2.4.1+dfsg-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y rails
```

Debian trixie

Source: Debian Security Tracker

rails→ fixed in2:5.2.4.1+dfsg-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y rails
```

Are YOU affected by CVE-2020-5267?

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-2020-5267dropped 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.

See StackPatch ($99 lifetime)