{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-18T08:53:07.515","vulnerabilities":[{"cve":{"id":"CVE-2026-33216","sourceIdentifier":"security-advisories@github.com","published":"2026-03-25T20:16:32.320","lastModified":"2026-03-26T17:14:04.097","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"NATS-Server is a High-Performance server for NATS.io, a cloud and edge native messaging system. Prior to versions 2.11.15 and 2.12.6, for MQTT deployments using usercodes/passwords: MQTT passwords are incorrectly classified as a non-authenticating identity statement (JWT) and exposed via monitoring endpoints. Versions 2.11.14 and 2.12.6 contain a fix. As a workaround, ensure monitoring end-points are adequately secured. Best practice remains to not expose the monitoring endpoint to the Internet or other untrusted network users."},{"lang":"es","value":"NATS-Server es un servidor de alto rendimiento para NATS.io, un sistema de mensajería nativo de la nube y del borde. Antes de las versiones 2.11.15 y 2.12.6, para implementaciones de MQTT que utilizan códigos de usuario/contraseñas: las contraseñas de MQTT se clasifican incorrectamente como una declaración de identidad no autenticadora (JWT) y se exponen a través de los puntos finales de monitoreo. Las versiones 2.11.14 y 2.12.6 contienen una corrección. Como solución alternativa, asegúrese de que los puntos finales de monitoreo estén adecuadamente protegidos. La mejor práctica sigue siendo no exponer el punto final de monitoreo a Internet u otros usuarios de red no confiables."}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","baseScore":8.6,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":4.0},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":3.6}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Primary","description":[{"lang":"en","value":"CWE-256"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:linuxfoundation:nats-server:*:*:*:*:*:*:*:*","versionEndExcluding":"2.11.15","matchCriteriaId":"13EA156E-2759-4586-A22E-CDEAAD4D610C"},{"vulnerable":true,"criteria":"cpe:2.3:a:linuxfoundation:nats-server:*:*:*:*:*:*:*:*","versionStartIncluding":"2.12.0","versionEndExcluding":"2.12.6","matchCriteriaId":"4E347CFB-C56D-4FD8-8DD8-3D34C08D7154"}]}]}],"references":[{"url":"https://advisories.nats.io/CVE/secnote-2026-05.txt","source":"security-advisories@github.com","tags":["Mitigation","Vendor Advisory"]},{"url":"https://github.com/nats-io/nats-server/commit/b5b63cfc35a57075e09c1f57503d31721bed8099","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/nats-io/nats-server/security/advisories/GHSA-v722-jcv5-w7mc","source":"security-advisories@github.com","tags":["Mitigation","Vendor Advisory"]}]}}]}