CVE-2023-44270

node-postcss: An issue was discovered in PostCSS before 8.4.31

CVE-2023-44270 is fixed in node-postcss on 1 platform, first by DEBIAN-CVE-2023-44270, released September 29, 2023. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.3
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0097
62nd percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
node-postcss · Debian 12.15 (bookworm) 8.4.20+~cs8.0.23-1+deb12u1 DEBIAN-CVE-2023-44270 Sep 29, 2023
node-postcss · Debian 13.5 (trixie) 8.4.31+~cs8.0.26-1 DEBIAN-CVE-2023-44270 Sep 29, 2023
node-postcss · Debian 14 8.4.31+~cs8.0.26-1 DEBIAN-CVE-2023-44270 Sep 29, 2023

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