{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"github.com/nats-io/nats-server","cve_ids":["CVE-2026-33215"],"ecosystem":"Go","epss":0.00244,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-fcjp-h8cc-6879","id":"tcs_01M5KGGDFZ2KGVFQJHZNWNWCTG","modified_at":"2026-03-27T17:29:30.301970Z","published_at":"2026-03-26T20:33:05Z","references":["https://osv.dev/vulnerability/GO-2026-4833","https://github.com/nats-io/nats-server/security/advisories/GHSA-fcjp-h8cc-6879","https://nvd.nist.gov/vuln/detail/CVE-2026-33215"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-4833","url":"https://osv.dev/vulnerability/GO-2026-4833"}],"summary":"NATS is vulnerable to MQTT hijacking via Client ID in github.com/nats-io/nats-server"}