{"id":"CVE-2026-48934","title":"A flaw in Node.js TLS host verification can cause an attacker to bypass certification validation.\r\n\r\nThis vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.","summary":"A flaw in Node.js TLS host verification can cause an attacker to bypass certification validation.\r\n\r\nThis vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","cwe":["CWE-295"],"published":"2026-06-26","updated":"2026-06-29","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-48934","references":[{"url":"https://nodejs.org/en/blog/vulnerability/june-2026-security-releases","label":"support@hackerone.com"}],"tags":["nvd"],"epss":0.00258,"epssPercentile":0.17726,"ingestedAt":"2026-06-29T14:29:18.115Z","slug":"CVE-2026-48934","body":"## Overview\n\nA flaw in Node.js TLS host verification can cause an attacker to bypass certification validation.\r\n\r\nThis vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}