{"id":"CVE-2026-109334","revision":"11092c06a8a74600a433110b871b38ff","records":[{"revision":"11092c06a8a74600a433110b871b38ff","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-109334","aliases":[],"title":"SurrealDB before 3.3.0 Cross-Tenant Access via Surreal-NS/Surreal-DB Headers and RPC use","description":"SurrealDB before 3.3.0 does not check the caller-selected namespace or database against the level at which a namespace- or database-level system user authenticated, allowing cross-tenant access. An authenticated attacker can set the Surreal-NS/Surreal-DB headers on /sql or call the RPC use method to read, create, modify, and delete rows and read DEFINE PARAM values in another tenant where table PERMISSIONS allow it.","state":0,"publishedAt":"2026-10-12T16:05:22.448+00:00","modifiedAt":"2026-10-13T16:54:08.346+00:00","affected":[{"ecosystem":"Vendor product","name":"surrealdb","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"surrealdb\",\n                    \"product\": \"surrealdb\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageURL\": \"pkg:cargo/surrealdb\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"3.3.0\"\n                        },\n                        {\n                            \"version\": \"3.3.0\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","score":8.6,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","score":8.1,"severity":"HIGH"}],"references":["https://github.com/surrealdb/surrealdb/security/advisories/GHSA-w5v9-jc5f-5rmc","https://www.vulncheck.com/advisories/surrealdb-before-3.3.0-cross-tenant-access-via-surreal-ns-surreal-db-headers-and-rpc-use"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-109334","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-109334","identifiers":["CVE-2026-109334"]},"retained":false,"historicalAffected":[]}],"coverage":[]}