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.
Product
npm css-what vulnerabilities
2 published CVES affecting npm css-what, from public sources (CVE.org, NVD, CISA KEV, FIRST EPSS, OSV).
- Total
- 2
- Critical
- 0
- High
- 2
- Medium
- 0
- Low
- 0
- Unscored
- 0
- CISA KEV
- 0
Latest npm css-what CVEs
Newest publication first
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HighCVSS 7.5 EPSS 1.9%
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HighCVSS 7.5 EPSS 2.0%
The css-what package 4.0.0 through 5.0.0 for Node.js does not ensure that attribute parsing has Linear Time Complexity relative to the size of the input.
Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.