{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-10-29T19:22:02.959","vulnerabilities":[{"cve":{"id":"CVE-2026-105483","sourceIdentifier":"support@hackerone.com","published":"2026-10-23T17:17:19.573","lastModified":"2026-10-23T19:42:24.553","vulnStatus":"Awaiting Analysis","cveTags":[],"descriptions":[{"lang":"en","value":"A flaw in Node.js TLS hostname verification allows a certificate without a matching IP address SAN to authenticate a connection to an IPv4 address when the host is written with non-ASCII characters, such as fullwidth digits (`１２７.0.0.1`).\n\n`tls.checkServerIdentity()` did not recognize such hosts as IP addresses, even though they normalize and resolve to a regular IPv4 address, and matched them against the certificate DNS names and Common Name instead. A certificate containing `DNS:127.0.0.1` or `DNS:*.0.0.1` could therefore be accepted for an IP endpoint it was not issued for. This is a regression introduced after the fix for CVE-2026-48618.\n\nThis vulnerability affects Node.js **26.x** and **24.x**."}],"affected":[{"source":"support@hackerone.com","affectedData":[{"vendor":"nodejs","product":"node","defaultStatus":"unaffected","versions":[{"version":"24.22.0","lessThanOrEqual":"24.22.0","versionType":"semver","status":"affected"},{"version":"26.12.0","lessThanOrEqual":"26.12.0","versionType":"semver","status":"affected"}]}]}],"metrics":{"cvssMetricV30":[{"source":"support@hackerone.com","type":"Secondary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","baseScore":7.4,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":2.2,"impactScore":5.2}]},"weaknesses":[{"source":"support@hackerone.com","type":"Secondary","description":[{"lang":"en","value":"CWE-295"}]}],"references":[{"url":"https://nodejs.org/en/blog/vulnerability/october-2026-security-releases","source":"support@hackerone.com"}]}}]}