{"action":"Upgrade github.com/nats-io/nats-server/v2 to 2.11.15 or later.","affected":[{"fixed":"2.11.15","introduced":"0"},{"fixed":"2.12.6","introduced":"2.12.0-RC.1"}],"component":"github.com/nats-io/nats-server/v2","cve_ids":["CVE-2026-33216"],"ecosystem":"Go","epss":0.00372,"exploited":false,"fixed_versions":["2.11.15","2.12.6"],"ghsa_id":"GHSA-v722-jcv5-w7mc","id":"tcs_01M5KGGEMRQXF5S5BZQVGST004","modified_at":"2026-03-27T18:26:13.543315Z","published_at":"2026-03-26T20:33:05Z","references":["https://osv.dev/vulnerability/GO-2026-4836","https://github.com/nats-io/nats-server/security/advisories/GHSA-v722-jcv5-w7mc","https://github.com/nats-io/nats-server/commit/b5b63cfc35a57075e09c1f57503d31721bed8099","https://advisories.nats.io/CVE/secnote-2026-05.txt"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-4836#Go/github.com/nats-io/nats-server/v2","url":"https://osv.dev/vulnerability/GO-2026-4836"}],"summary":"NATS has MQTT plaintext password disclosure in github.com/nats-io/nats-server"}