{"id":"CVE-2020-26149","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-26149","generatedAt":"2026-10-27T22:32:16.523Z","title":"NATS nats.js before 2.0.0-209, nats.ws before 1.0.0-111, and nats.deno before 1.0.0-9 allow credential disclosure from a client to a server.","description":"NATS nats.js before 2.0.0-209, nats.ws before 1.0.0-111, and nats.deno before 1.0.0-9 allow credential disclosure from a client to a server.","published":"2020-09-30T18:15:27.000Z","lastModified":"2026-06-17T03:07:43.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-522"],"affected":["linuxfoundation/nats.deno","linuxfoundation/nats.js","linuxfoundation/nats.ws"],"epss":{"score":0.01476,"percentile":0.73666,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.48%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://www.openwall.com/lists/oss-security/2020/09/30/3","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/nats-io/nats.deno/compare/v1.0.0-8...v1.0.0-9","tags":["Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/nats-io/nats.ws/commit/0a37ac2a411ff63f0707cda69a268c5fc4079eb7","tags":["Patch","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.openwall.com/lists/oss-security/2020/09/30/3","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/nats-io/nats.deno/compare/v1.0.0-8...v1.0.0-9","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/nats-io/nats.ws/commit/0a37ac2a411ff63f0707cda69a268c5fc4079eb7","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-26149","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}