{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-07-01T22:32:44.165","vulnerabilities":[{"cve":{"id":"CVE-2026-30241","sourceIdentifier":"security-advisories@github.com","published":"2026-03-06T22:16:01.587","lastModified":"2026-06-17T10:32:33.040","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"Mercurius is a GraphQL adapter for Fastify. Prior to version 16.8.0, Mercurius fails to enforce the configured queryDepth limit on GraphQL subscription queries received over WebSocket connections. The depth check is correctly applied to HTTP queries and mutations, but subscription queries are parsed and executed without invoking the depth validation. This allows a remote client to submit arbitrarily deeply nested subscription queries over WebSocket, bypassing the intended depth restriction. On schemas with recursive types, this can lead to denial of service through exponential data resolution on each subscription event. This issue has been patched in version 16.8.0."},{"lang":"es","value":"Mercurius es un adaptador GraphQL para Fastify. Antes de la versión 16.8.0, Mercurius no aplica el límite de queryDepth configurado en las consultas de suscripción GraphQL recibidas a través de conexiones WebSocket. La verificación de profundidad se aplica correctamente a las consultas y mutaciones HTTP, pero las consultas de suscripción se analizan y ejecutan sin invocar la validación de profundidad. Esto permite a un cliente remoto enviar consultas de suscripción anidadas arbitrariamente profundas a través de WebSocket, eludiendo la restricción de profundidad prevista. En esquemas con tipos recursivos, esto puede llevar a una denegación de servicio a través de la resolución exponencial de datos en cada evento de suscripción. Este problema ha sido parcheado en la versión 16.8.0."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"mercurius-js","product":"mercurius","versions":[{"version":"< 16.8.0","status":"affected"}]}]}],"metrics":{"cvssMetricV40":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","baseScore":2.7,"baseSeverity":"LOW","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"UNREPORTED","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}],"cvssMetricV31":[{"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:N/I:L/A:H","baseScore":8.2,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":4.2}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-03-09T20:44:23.547122Z","id":"CVE-2026-30241","options":[{"exploitation":"none"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-863"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:mercurius_project:mercurius:*:*:*:*:*:node.js:*:*","versionEndExcluding":"16.8.0","matchCriteriaId":"D17316EB-4DF9-485E-87DC-C84C68FAC0AF"}]}]}],"references":[{"url":"https://github.com/mercurius-js/mercurius/commit/5b56f60f4b0d60780b0ff499a479bd830bdd6986","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/mercurius-js/mercurius/security/advisories/GHSA-m4h2-mjfm-mp55","source":"security-advisories@github.com","tags":["Vendor Advisory"]}]}}]}