CVE-2021-23368
Regular Expression Denial of Service in postcss
5.3
MEDIUM
CVSS 3.1
EPSS 1.0%
Description
The package postcss from 7.0.0 and before 8.2.10 are vulnerable to Regular Expression Denial of Service (ReDoS) during source map parsing.
How to fix CVE-2021-23368
To remediate CVE-2021-23368, upgrade the affected package to a fixed version below.
- Debian/node-postcss—upgrade to 8.2.1+~cs5.3.23-6 or later
- npm/postcss—upgrade to 7.0.36 or later
Is CVE-2021-23368 being exploited?
Low — EPSS is 1.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 8.2.1+~cs5.3.23-6
- >= 7.0.0, < 7.0.36
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |