CVE-2021-21252 · cross-distro fix matrix

CVE-2021-21252: The jQuery Validation Plugin provides drop-in validation for your existing forms. It is published as an npm package "jquery-validation". jquery-validation before version 1.19.3 contains one or more regular expressions that are vulnerable to ReDoS (Regular Expression Denial of Service). This is fixed

Affects 3 Linux releases across 4 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2021-21252 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

otrs2→ fixed in6.0.32-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y otrs2
```
phpmyadmin→ fixed in4:5.0.4+dfsg2-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y phpmyadmin
```

Debian bookworm

Source: Debian Security Tracker

phpmyadmin→ fixed in4:5.0.4+dfsg2-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y phpmyadmin
```

Debian trixie

Source: Debian Security Tracker

phpmyadmin→ fixed in4:5.0.4+dfsg2-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y phpmyadmin
```

Are YOU affected by CVE-2021-21252?

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-2021-21252dropped 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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