{"id":"CVE-2019-13126","aliases":["GHSA-jp4j-47f9-2vc3","GO-2022-0852"],"url":"https://o3.security/vulnerability/CVE-2019-13126","summary":"Integer Overflow or Wraparound in NATS Server","details":"An integer overflow in NATS Server before 2.0.2 allows a remote attacker to crash the server by sending a crafted request. If authentication is enabled, then the remote attacker must have first authenticated.","published":"2019-07-29T17:15:11.467Z","modified":"2026-07-08T19:01:56.101747Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Go","name":"github.com/nats-io/nats-server/v2","fixedVersion":"2.2.0"}],"fix":{"url":"https://github.com/nats-io/nats-server/pull/1053","label":"nats-io/nats-server#1053"},"references":[{"type":"FIX","url":"https://github.com/nats-io/nats-server/pull/1053"},{"type":"ARTICLE","url":"https://www.twistlock.com/labs-blog/finding-dos-vulnerability-nats-go-fuzz-cve-2019-13126/"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T19:01:56.101747Z"}}