CVE-2021-23368

unknown
Published 2021-05-10 · Modified 2025-01-14
CVSS v3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v2
VIR risk

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.

Predictions

Exploit likelihood
30%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-23368

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed8.2.1+~cs5.3.23-6
debian debianbullseyefixed8.2.1+~cs5.3.23-6
debian debianforkyfixed8.2.1+~cs5.3.23-6
debian debiansidfixed8.2.1+~cs5.3.23-6
debian debiantrixiefixed8.2.1+~cs5.3.23-6

Package impact

EcosystemPackageVulnerableFixed
npm npmpostcss>=7.0.0,<7.0.367.0.36
npm npmpostcss>=8.0.0,<8.2.108.2.10

References

Verify integrity in audit chain (admin only). AS-IS.