{"id":"CVE-2025-71391","sourceIdentifier":"disclosure@vulncheck.com","published":"2026-07-18T14:17:10.457","lastModified":"2026-10-29T21:17:05.660","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"SurrealDB versions before 2.2.2 contain an uncaught exception vulnerability in the net module that allows authenticated users to crash the database. Attackers can send crafted HTTP queries containing null bytes to the /sql endpoint, causing an unhandled exception that crashes the SurrealDB instance and any dependent applications."},{"lang":"es","value":"Las versiones de SurrealDB anteriores a la 2.2.2 contienen una vulnerabilidad de excepción no capturada en el módulo net que permite a los usuarios autenticados bloquear la base de datos. Los atacantes pueden enviar consultas HTTP manipuladas que contienen bytes nulos al endpoint /sql, lo que provoca una excepción no manejada que bloquea la instancia de SurrealDB y cualquier aplicación dependiente."}],"affected":[{"source":"disclosure@vulncheck.com","affectedData":[{"vendor":"surrealdb","product":"surrealdb","defaultStatus":"unaffected","packageURL":"pkg:cargo/surrealdb","versions":[{"version":"2.2.0","lessThan":"2.2.2","versionType":"semver","status":"affected"},{"version":"2.2.2","versionType":"semver","status":"unaffected"}]},{"vendor":"surrealdb","product":"surrealdb","defaultStatus":"unaffected","packageURL":"pkg:cargo/surrealdb","versions":[{"version":"2.1.0","lessThan":"2.1.5","versionType":"semver","status":"affected"},{"version":"2.1.5","versionType":"semver","status":"unaffected"}]},{"vendor":"surrealdb","product":"surrealdb","defaultStatus":"unaffected","packageURL":"pkg:cargo/surrealdb","versions":[{"version":"0","lessThan":"2.0.5","versionType":"semver","status":"affected"},{"version":"2.0.5","versionType":"semver","status":"unaffected"}]}]}],"metrics":{"cvssMetricV40":[{"source":"disclosure@vulncheck.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/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":7.1,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","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:L/UI:N/S:U/C:N/I:N/A:H","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-20T15:13:09.264151Z","id":"CVE-2025-71391","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"disclosure@vulncheck.com","type":"Secondary","description":[{"lang":"en","value":"CWE-248"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:surrealdb:surrealdb:*:*:*:*:*:*:*:*","versionEndExcluding":"2.2.2","matchCriteriaId":"23531E20-0788-4B05-819F-829DBFC7577F"}]}]}],"references":[{"url":"https://github.com/surrealdb/surrealdb/security/advisories/GHSA-rq86-9m6r-cm3g","source":"disclosure@vulncheck.com","tags":["Vendor Advisory"]},{"url":"https://www.vulncheck.com/advisories/surrealdb-before-denial-of-service-via-sql-endpoint","source":"disclosure@vulncheck.com","tags":["Third Party Advisory"]}]}