{"action":"Upgrade postcss-selector-parser to 6.1.5 (6.x) or 7.1.6 (7.x) or later.","affected":[{"fixed":"7.1.6","introduced":"7.0.0"},{"fixed":"6.1.5","introduced":"0"}],"component":"postcss-selector-parser","cve_ids":["CVE-2026-104844"],"ecosystem":"npm","epss":0.00389,"exploited":false,"fixed_versions":["7.1.6","6.1.5"],"ghsa_id":"GHSA-rj75-hqrm-r3gf","id":"tcs_01M5KG98V9QSWMG4YZ7NENR1QK","modified_at":"2026-10-26T14:16:59.921540799Z","published_at":"2026-10-05T22:53:54Z","references":["https://osv.dev/vulnerability/GHSA-rj75-hqrm-r3gf","https://github.com/postcss/postcss-selector-parser/security/advisories/GHSA-rj75-hqrm-r3gf","https://nvd.nist.gov/vuln/detail/CVE-2026-104844","https://github.com/postcss/postcss-selector-parser/commit/62b191792df0a0bc56062e5a875bc74aae2a51cd","https://github.com/postcss/postcss-selector-parser","https://github.com/postcss/postcss-selector-parser/releases/tag/7.1.6","https://github.com/postcss/postcss-selector-parser/pull/346","https://github.com/postcss/postcss-selector-parser/commit/70b0779c843462197380d25daa02d1528bf7eae5","https://github.com/postcss/postcss-selector-parser/releases/tag/6.1.5"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"GHSA-rj75-hqrm-r3gf","url":"https://osv.dev/vulnerability/GHSA-rj75-hqrm-r3gf"}],"summary":"PostCSS: Quadratic complexity in flat selector parsing allows CPU exhaustion"}