CVE-2026-109334: surrealdb 0 to before 3.3.0

Affected technology

surrealdb · 0 to before 3.3.0
surrealdb

Description’s affected range: 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

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

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. Vendor/CNA’s CVSS 4.0 assessment (base score 8.6/10) rates confidentiality and integrity impact as high; availability impact as none.