CVE-2023-44270 | BDVDB-2026-212945 Detail
Description#
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.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- https://github.com/postcss/postcss/blob/main/lib/tokenize.js#L25
- https://github.com/postcss/postcss/releases/tag/8.4.31
- https://github.com/postcss/postcss/commit/58cc860b4c1707510c9cd1bc1fa30b423a9ad6c5
- https://github.com/github/advisory-database/issues/2820
- https://lists.debian.org/debian-lts-announce/2024/12/msg00025.html
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.