{"id":"AZL-13604","summary":"CVE-2023-23936 affecting package nodejs for versions less than 16.19.1-1","details":"Undici is an HTTP/1.1 client for Node.js. Starting with version 2.0.0 and prior to version 5.19.1, the undici library does not protect `host` HTTP header from CRLF injection vulnerabilities. This issue is patched in Undici v5.19.1. As a workaround, sanitize the `headers.host` string before passing to undici.","modified":"2026-04-01T05:07:42.984789Z","published":"2023-02-16T18:15:10Z","upstream":["CVE-2023-23936"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-23936"}],"affected":[{"package":{"name":"nodejs","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/nodejs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"16.19.1-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-13604.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N"}]}