What’s Vulnerable › Vulnerabilities

CVE-2026-63733: SurrealDB before 3.2.0 Permissions Bypass via PERMISSIONS Clause

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-20 · updated 2026-07-22
• Weakness: CWE-863

Description

SurrealDB versions before 3.2.0 contain a permissions bypass vulnerability where data-modifying statements within PERMISSIONS clauses execute with enforcement disabled. Attackers with permission to perform a guarded operation can write to tables they lack permission for by embedding CREATE, UPDATE, DELETE, or UPSERT statements in the PERMISSIONS clause, causing unintended writes and data corruption.

Affected products

• surrealdb: before 3.2.0 — fixed in 3.2.0

How to fix

Upgrade to a fixed version: surrealdb 3.2.0. Check the vendor advisory for mitigations.

References

• https://github.com/surrealdb/surrealdb/security/advisories/GHSA-66r2-5gwj-gxm2
• https://www.vulncheck.com/advisories/surrealdb-before-permissions-bypass-via-permissions-clause

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