CVE-2023-44270 · cross-distro fix matrix

CVE-2023-44270: An issue was discovered in PostCSS before 8.4.31. The vulnerability affects linters using PostCSS to parse external untrusted CSS. An attacker can prepare CSS in such a way that it will contains parts parsed by PostCSS as a CSS comment. After processing by PostCSS, it will be included in the PostCSS

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

Fix per ecosystem

Each block below is a distro release where CVE-2023-44270 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

node-postcss→ fixed in8.2.1+~cs5.3.23-8+deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y node-postcss
```

Debian bookworm

Source: Debian Security Tracker

node-postcss→ fixed in8.4.20+~cs8.0.23-1+deb12u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y node-postcss
```

Debian trixie

Source: Debian Security Tracker

node-postcss→ fixed in8.4.31+~cs8.0.26-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y node-postcss
```

Are YOU affected by CVE-2023-44270?

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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