{"id":"GHSA-4p9m-8gc4-rw2h","summary":"GoBGP vulnerable to a denial of service via the NEXT_HOP path attribute","details":"An issue in GoBGP gobgpd v.4.2.0 allows a remote attacker to cause a denial of service via the NEXT_HOP path attribute.","aliases":["CVE-2026-30405","GO-2026-4736"],"modified":"2026-07-17T21:16:02.372551788Z","published":"2026-03-16T18:32:03Z","database_specific":{"github_reviewed":true,"github_reviewed_at":"2026-03-18T12:58:45Z","nvd_published_at":"2026-03-16T17:16:29Z","cwe_ids":["CWE-400"],"severity":"HIGH"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-30405"},{"type":"WEB","url":"https://github.com/osrg/gobgp/issues/3305"},{"type":"WEB","url":"https://github.com/osrg/gobgp/commit/583080a7258e22cc884162e15b078771aa2c2c80"},{"type":"PACKAGE","url":"https://github.com/osrg/gobgp"}],"affected":[{"package":{"name":"github.com/osrg/gobgp/v4","ecosystem":"Go","purl":"pkg:golang/github.com/osrg/gobgp/v4"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"4.3.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/03/GHSA-4p9m-8gc4-rw2h/GHSA-4p9m-8gc4-rw2h.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}