VULNERABILITY INTELLIGENCE

CVE-2022-21222

CVSS score5.3 MEDIUM
EPSS probability1.90%
CISA KEVNot currently listed
Published2022-09-30
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Description

The package css-what before 2.1.3 are vulnerable to Regular Expression Denial of Service (ReDoS) due to the usage of insecure regular expression in the re_attr variable of index.js. The exploitation of this vulnerability could be triggered via the parse function.

Weakness classification

  • CWE-1333: Inefficient Regular Expression Complexity

Primary references