CVE-2026-102876 SurrealDB - Authorization Bypass

SurrealDB < 3.3.0 contains an authorization bypass caused by inconsistent validation of tenant namespaces and databases in HTTP session construction, letting attackers access and modify data across tenant boundaries, exploit requires crafted HTTP headers.

CVSS base score 8.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.27% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authorization Bypass
Impact
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
29 September 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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