CVE-2026-75839

{"id": "CVE-2026-75839", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-75839", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-18T12:51:13.094634Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 2.8}], "cvssMetricV40": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.3, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "disclosure@vulncheck.com", "affectedData": [{"vendor": "ArcadeData", "product": "arcadedb", "versions": [{"status": "affected", "version": "0", "lessThan": "26.8.1", "versionType": "semver"}, {"status": "unaffected", "version": "26.8.1", "versionType": "semver"}], "packageURL": "pkg:maven/com.arcadedb/arcadedb-server", "defaultStatus": "unaffected"}]}], "published": "2026-08-18T12:19:34.180", "references": [{"url": "https://github.com/ArcadeData/arcadedb/security/advisories/GHSA-79wq-w74x-74ch", "source": "disclosure@vulncheck.com"}, {"url": "https://www.vulncheck.com/advisories/arcadedb-before-information-disclosure-via-cluster-endpoints", "source": "disclosure@vulncheck.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "disclosure@vulncheck.com", "description": [{"lang": "en", "value": "CWE-200"}]}], "descriptions": [{"lang": "en", "value": "ArcadeDB (com.arcadedb:arcadedb-server) versions <= 26.7.3 contain an insecure direct object reference (IDOR) vulnerability in the Raft cluster-info endpoints (GetClusterHandler and PostBootstrapStateHandler), which authenticate but do not authorize access. On an ArcadeDB HA cluster (only reachable when arcadedb.ha.enabled is set and the ha-raft module is loaded), any authenticated user \u2014 including one granted access to only one database or none \u2014 can enumerate the full server database registry and retrieve per-database metadata such as database names, last transaction IDs, bootstrap fingerprints, and peer/leader cluster topology, resulting in cross-database information disclosure. Fixed in 26.8.1."}, {"lang": "es", "value": "Las versiones de ArcadeDB (com.arcadedb:arcadedb-server) menor o igual que 26.7.3 contienen una vulnerabilidad de referencia directa a objeto insegura (IDOR) en los puntos finales de informaci\u00f3n de cl\u00faster Raft (GetClusterHandler y PostBootstrapStateHandler), que autentican pero no autorizan el acceso. En un cl\u00faster HA de ArcadeDB (solo accesible cuando arcadedb.ha.enabled est\u00e1 configurado y el m\u00f3dulo ha-raft est\u00e1 cargado), cualquier usuario autenticado -incluido uno al que se le haya concedido acceso a solo una base de datos o a ninguna- puede enumerar el registro completo de bases de datos del servidor y recuperar metadatos por base de datos, como nombres de bases de datos, ID de \u00faltimas transacciones, huellas digitales de arranque y topolog\u00eda de cl\u00faster de pares/l\u00edderes, lo que resulta en una revelaci\u00f3n de informaci\u00f3n entre bases de datos. Corregido en 26.8.1."}], "lastModified": "2026-10-22T22:10:00.250", "sourceIdentifier": "disclosure@vulncheck.com"}