{"id":"GHSA-hwj9-h5mp-3pm3","summary":"Regular Expression Denial of Service in postcss","details":"The npm package `postcss` from 7.0.0 and before versions 7.0.36 and 8.2.10 is vulnerable to Regular Expression Denial of Service (ReDoS) during source map parsing.","aliases":["CVE-2021-23368"],"modified":"2025-01-08T10:42:01.208936Z","published":"2021-05-10T15:29:24Z","database_specific":{"github_reviewed_at":"2021-05-07T17:26:38Z","nvd_published_at":"2021-04-12T14:15:00Z","cwe_ids":["CWE-400"],"severity":"MODERATE","github_reviewed":true},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-23368"},{"type":"WEB","url":"https://github.com/postcss/postcss/commit/54cbf3c4847eb0fb1501b9d2337465439e849734"},{"type":"WEB","url":"https://github.com/postcss/postcss/commit/8682b1e4e328432ba692bed52326e84439cec9e4"},{"type":"WEB","url":"https://github.com/postcss/postcss/commit/b6f3e4d5a8d7504d553267f80384373af3a3dec5"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r00158f5d770d75d0655c5eef1bdbc6150531606c8f8bcb778f0627be@%3Cdev.myfaces.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r16e295b4f02d81b79981237d602cb0b9e59709bafaa73ac98be7cef1@%3Cdev.myfaces.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r49afb49b38748897211b1f89c3a64dc27f9049474322b05715695aab@%3Cdev.myfaces.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r5acd89f3827ad9a9cad6d24ed93e377f7114867cd98cfba616c6e013@%3Ccommits.myfaces.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r8def971a66cf3e375178fbee752e1b04a812a047cc478ad292007e33@%3Cdev.myfaces.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rad5af2044afb51668b1008b389ac815a28ecea9eb75ae2cab5a00ebb@%3Ccommits.myfaces.apache.org%3E"},{"type":"WEB","url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1244795"},{"type":"WEB","url":"https://snyk.io/vuln/SNYK-JS-POSTCSS-1090595"}],"affected":[{"package":{"name":"postcss","ecosystem":"npm","purl":"pkg:npm/postcss"},"ranges":[{"type":"SEMVER","events":[{"introduced":"7.0.0"},{"fixed":"7.0.36"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/05/GHSA-hwj9-h5mp-3pm3/GHSA-hwj9-h5mp-3pm3.json"}},{"package":{"name":"postcss","ecosystem":"npm","purl":"pkg:npm/postcss"},"ranges":[{"type":"SEMVER","events":[{"introduced":"8.0.0"},{"fixed":"8.2.10"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/05/GHSA-hwj9-h5mp-3pm3/GHSA-hwj9-h5mp-3pm3.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}]}