HIGH 8.6 NVD
CVE-2026-109334
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 authentica
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.
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-surrea
This high severity vulnerability with a CVSS score of 8.6 was published on 2026-10-12 via NVD.
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