{"id":"CVE-2026-48930","aliases":["BIT-node-2026-48930","BIT-node-min-2026-48930"],"url":"https://o3.security/vulnerability/CVE-2026-48930","summary":null,"details":"A flaw in Node.js TLS hostname handling can cause Embedded-nul hostnames can lead to silent authority rebinding due to c-string truncation in resolver bindings.\r\n\r\nThis vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.","published":"2026-06-26T01:14:37.006Z","modified":"2026-08-12T03:51:17.209076926Z","cvss":{"score":5.6,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L"},"epss":{"score":0.00324,"percentile":0.24673,"asOf":"2026-08-24"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/48xxx/CVE-2026-48930.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-48930"},{"type":"ARTICLE","url":"https://nodejs.org/en/blog/vulnerability/june-2026-security-releases"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:17.209076926Z"}}