{"id":"CVE-2026-43897","revision":"54236a7295904bcd97f17ce5e5f2de33","records":[{"revision":"54236a7295904bcd97f17ce5e5f2de33","observedAt":"2026-10-25T10:17:15.856+00:00","statement":{"source":"nvd","id":"CVE-2026-43897","aliases":[],"title":"Link Preview JS extracts web links information. Prior to 4.0.1, the library did not check for IPv6 loopback attacks. There was also a DNS attack, where an address could be resolved into an internal IP. This could cause internal data leaks. …","description":"Link Preview JS extracts web links information. Prior to 4.0.1, the library did not check for IPv6 loopback attacks. There was also a DNS attack, where an address could be resolved into an internal IP. This could cause internal data leaks. This vulnerability is fixed in 4.0.1.","state":0,"publishedAt":"2026-05-11T22:22:14.207+00:00","modifiedAt":"2026-06-17T10:50:02.897+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · security-advisories@github.com · Secondary","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","score":8.7,"severity":"HIGH"}],"references":["https://github.com/OP-Engineering/link-preview-js/commit/4396d48909fab37553c0e93e26447fe218363ede","https://github.com/OP-Engineering/link-preview-js/pull/179","https://github.com/OP-Engineering/link-preview-js/releases/tag/4.0.1","https://github.com/OP-Engineering/link-preview-js/security/advisories/GHSA-4gp8-rjrq-ch6q"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-43897","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Deferred","weaknesses":["CWE-918"],"productCriteria":[],"sourceDates":{"published":"2026-05-11T22:22:14.207","lastModified":"2026-06-17T10:50:02.897"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-43897","identifiers":["CVE-2026-43897"]},"retained":false,"historicalAffected":[]}],"coverage":[]}