{"id":"CVE-2021-33587","details":"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.","aliases":["GHSA-q8pj-2vqx-8ggc"],"modified":"2026-07-09T01:25:31.486481Z","published":"2021-05-28T20:15:07.733Z","references":[{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2023/03/msg00001.html"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20210706-0007/"},{"type":"FIX","url":"https://github.com/fb55/css-what/releases/tag/v5.0.1"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/fb55/css-what","events":[{"introduced":"a868f3e0b284883721da97eb0deaadb0e857e630"},{"last_affected":"15227a74654a4dd39b89416959b6d179f021d551"},{"fixed":"e9106aa26ece8efbdf85e3219a9f8513897160ab"}],"database_specific":{"cpe":["cpe:2.3:a:css-what_project:css-what:4.0.0:*:*:*:*:node.js:*:*","cpe:2.3:a:css-what_project:css-what:5.0.0:*:*:*:*:node.js:*:*"],"extracted_events":[{"introduced":"4.0.0"},{"last_affected":"4.0.0"},{"introduced":"5.0.0"},{"last_affected":"5.0.0"}],"source":["CPE_STRING","REFERENCES"]}}],"versions":["4.0.0","5.0.0","v5.0.0","v4.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-33587.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}