HIGH7.5
GHSA-p28h-cc7q-c4fg
css-what vulnerable to ReDoS due to use of insecure regular expression
Quick fix
GHSA-p28h-cc7q-c4fg — css-what: upgrade to the fixed version with the command below.
npm install css-what@2.1.3Details
The package css-what before 2.1.3 is vulnerable to Regular Expression Denial of Service (ReDoS) due to the use of insecure regular expression in the `re_attr` variable of index.js. The exploitation of this vulnerability could be triggered via the parse function.
Are you affected?
Enter the version of the package you're using.
Affected packages
References
- https://nvd.nist.gov/vuln/detail/CVE-2022-21222[ADVISORY]
- https://github.com/fb55/css-what/commit/dc510929790da6617e7aa93a616498b22f6a6b72[WEB]
- https://github.com/fb55/css-what[PACKAGE]
- https://github.com/fb55/css-what/blob/a38effd5a8f5506d75c7f8f13cbd8c76248a3860/index.js#23L12[WEB]
- https://github.com/fb55/css-what/blob/a38effd5a8f5506d75c7f8f13cbd8c76248a3860/index.js%23L12[WEB]
- https://lists.debian.org/debian-lts-announce/2023/03/msg00001.html[WEB]
- https://security.snyk.io/vuln/SNYK-JS-CSSWHAT-3035488[WEB]