{"action":"Upgrade laminas/laminas-diactoros to 2.18.1 or later.","affected":[{"fixed":"2.18.1","introduced":"0"},{"fixed":"2.19.1","introduced":"2.19.0"},{"fixed":"2.20.1","introduced":"2.20.0"},{"fixed":"2.21.1","introduced":"2.21.0"},{"fixed":"2.22.1","introduced":"2.22.0"},{"fixed":"2.23.1","introduced":"2.23.0"},{"fixed":"2.24.2","introduced":"2.24.0"},{"fixed":"2.25.2","introduced":"2.25.0"}],"component":"laminas/laminas-diactoros","cve_ids":["CVE-2023-29530"],"ecosystem":"Packagist","epss":0.00965,"exploited":false,"fixed_versions":["2.18.1","2.19.1","2.20.1","2.21.1","2.22.1","2.23.1","2.24.2","2.25.2"],"ghsa_id":"GHSA-xv3h-4844-9h36","id":"tcs_01M5KFBAT5P9AT56B8JB1D6ZPV","modified_at":"2026-02-04T02:32:09.126146Z","published_at":"2023-04-24T22:42:39Z","references":["https://osv.dev/vulnerability/GHSA-xv3h-4844-9h36","https://github.com/laminas/laminas-diactoros/security/advisories/GHSA-xv3h-4844-9h36","https://nvd.nist.gov/vuln/detail/CVE-2023-29530","https://github.com/laminas/laminas-diactoros/commit/7e721a60a09c5119c98694c2d23fc031094e1f1c","https://github.com/advisories/GHSA-wxmh-65f7-jcvw","https://github.com/laminas/laminas-diactoros","https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BPW54QK7ISDALPLP2CKODU4ZIVRYS336"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-xv3h-4844-9h36","url":"https://osv.dev/vulnerability/GHSA-xv3h-4844-9h36"}],"summary":"HTTP Multiline Header Termination"}