CVE catalog
CVE-2023-44270
node-postcss: CVE-2023-44270
- Severity
- Medium · CVSS 5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.97% · Oct 25, 2026
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 output in CSS nodes (rules, properties) despite being included in a comment.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | node-postcss | sid | 8.5.31+~cs10.2.26-1 | fixed |
| Debian | node-postcss | forky | 8.5.31+~cs10.2.26-1 | fixed |
| Debian | node-postcss | trixie | 8.4.49+~cs9.2.32-1 | fixed |
| Debian | node-postcss | bookworm | 8.4.20+~cs8.0.23-1+deb12u1 | fixed |
| Npm | postcss | Not reported | 8.4.31 | fixed |
| Opensuse | velociraptor | tumbleweed | 0.7.0.4.git142.862ef23-1.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | node-postcss | source | sid | 8.4.31+~cs8.0.26-1 | not yet assigned | Not reported | [1053282] |
| Debian | node-postcss | source | forky | 8.4.31+~cs8.0.26-1 | not yet assigned | Not reported | [1053282] |
| Debian | node-postcss | source | trixie | 8.4.31+~cs8.0.26-1 | not yet assigned | Not reported | [1053282] |
| Debian | node-postcss | source | bookworm | 8.4.20+~cs8.0.23-1+deb12u1 | not yet assigned | Not reported | [1053282] |
| Npm | postcss | npm | Not reported | 8.4.31 | Not reported | GHSA-7FH5-64P2-3V2J | Not reported |
| Opensuse | velociraptor | rpm | tumbleweed | 0.7.0.4.git142.862ef23-1.1 | Not reported | OPENSUSE-SU-2025:14663-1 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2025_14663-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-44270]
- [https://osv.dev/vulnerability/GHSA-7fh5-64p2-3v2j]
- [https://osv.dev/vulnerability/openSUSE-SU-2025:14663-1]
- [https://security-tracker.debian.org/tracker/CVE-2023-44270]
- [https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-44270.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2024/wid-sec-w-2024-0753.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]