CVE-2026-109343 SurrealDB - Broken Access Control

SurrealDB < 3.3.0 contains a broken access control vulnerability caused by the SurrealQL USE statement allowing session switching to any namespace/database without proper permission checks, letting authenticated users access and modify other tenants' data, exploit requires authenticated user privileges.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.26% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Broken Access Control, Data Tampering, Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Published
12 October 2026
Updated
15 October 2026
Weakness
CWE-639

Vendor fix

Update to version 3.3.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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