{"id":"GO-2026-4833","summary":"NATS is vulnerable to MQTT hijacking via Client ID in github.com/nats-io/nats-server","details":"NATS is vulnerable to MQTT hijacking via Client ID in github.com/nats-io/nats-server","aliases":["BIT-nats-2026-33215","CVE-2026-33215","GHSA-fcjp-h8cc-6879"],"modified":"2026-03-27T17:29:30.301970Z","published":"2026-03-26T20:33:05Z","related":["CGA-hfp5-mg9g-5pgq"],"database_specific":{"review_status":"UNREVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-4833"},"references":[{"type":"ADVISORY","url":"https://github.com/nats-io/nats-server/security/advisories/GHSA-fcjp-h8cc-6879"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33215"}],"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-2026-4833.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-2026-4833.json"}}],"schema_version":"1.7.5"}