{"id":"GO-2026-4830","summary":"NATS: Leafnode connections allow spoofing of Nats-Request-Info identity headers in github.com/nats-io/nats-server","details":"NATS: Leafnode connections allow spoofing of Nats-Request-Info identity headers in github.com/nats-io/nats-server","aliases":["BIT-nats-2026-33246","CVE-2026-33246","GHSA-55h8-8g96-x4hj"],"modified":"2026-03-27T18:26:07.658196Z","published":"2026-03-26T20:33:05Z","related":["CGA-4cwq-r926-cxpv"],"database_specific":{"review_status":"UNREVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-4830"},"references":[{"type":"ADVISORY","url":"https://github.com/nats-io/nats-server/security/advisories/GHSA-55h8-8g96-x4hj"},{"type":"WEB","url":"https://advisories.nats.io/CVE/secnote-2026-08.txt"}],"affected":[{"package":{"name":"github.com/nats-io/nats-server","ecosystem":"Go","purl":"pkg:golang/github.com/nats-io/nats-server"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4830.json"}},{"package":{"name":"github.com/nats-io/nats-server/v2","ecosystem":"Go","purl":"pkg:golang/github.com/nats-io/nats-server/v2"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.11.15"},{"introduced":"2.12.0-RC.1"},{"fixed":"2.12.6"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4830.json"}}],"schema_version":"1.7.5"}