{"apiVersion":"1.0","identifier":"CVE-2026-75839","description":"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 — including one granted access to only one database or none — 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.","publishedAt":"2026-08-18T12:19:34","lastModifiedAt":"2026-08-18T14:18:11","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-75839","cvssScore":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","epssProbability":0.00223,"riskScore":0.44,"affectedProduct":"ArcadeDB","affectedVersions":"<=26.7.3","vulnerabilityType":"Library","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-75839","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-75839","en":"https://www.redsauce.net/en/cves/CVE-2026-75839","fr":"https://www.redsauce.net/fr/cves/CVE-2026-75839","pt":"https://www.redsauce.net/pt/cves/CVE-2026-75839","de":"https://www.redsauce.net/de/cves/CVE-2026-75839","sk":"https://www.redsauce.net/sk/cves/CVE-2026-75839","el":"https://www.redsauce.net/el/cves/CVE-2026-75839"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-75839"}}