{"schema":"threatline.record/2","record":{"id":"CVE-2026-114056","aliases":["GHSA-9c7g-grf7-j2r5"],"summary":"ArcadeDB from 26.8.1 before 26.10.1 Authorization Bypass via ALTER TYPE WITH","details":"ArcadeDB from 26.8.1 before 26.10.1 contains an authorization bypass vulnerability that allows read-only users to modify edge type lightweight and unique schema flags without UPDATE_SCHEMA permission. Attackers can send a bare ALTER TYPE edgeType WITH lightweight = true command over the HTTP, gRPC, or Bolt command API to persistently alter edge storage declarations.","categories":["Unclassified"],"product":"arcadedb","vendor":"ArcadeData","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-114056","source_modified_at":"2026-10-21T00:36:31.923Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"arcadedb","vendor":"ArcadeData","versions":[{"version":"26.8.1","status":"affected","versionType":"semver","lessThan":"26.10.1"},{"version":"26.10.1","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-114056","source_modified_at":"2026-10-21T00:36:31.923Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"arcadedb","ecosystem":null},"version":"26.10.1","basis":"first unaffected version stated in the CVE record"}],"cvss":5.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00215,"percentile":0.11319,"score_date":"2026-10-23"},"published_at":"2026-10-21T00:36:31.923Z","modified_at":"2026-10-21T00:36:31.923Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-114056","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-21T00:36:31.923Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-114056","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/ArcadeData/arcadedb/security/advisories/GHSA-9c7g-grf7-j2r5","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/arcadedb-from-26.8.1-before-26.10.1-authorization-bypass-via-alter-type-with","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-21T00:36:31.923Z","content_hash":"cd6cbc91662b217eead48daaf3be12eecebc02a81f15c9a135f8b3d9321a52f5"}}