SurrealDB before 3.3.0 contains an authorization bypass in HTTP session construction where check_auth() verifies credentials against Surreal-Auth-NS and Surreal-Auth-DB headers but constructs sessions using Surreal-NS and Surreal-DB headers without validating access permissions. Attackers can authenticate as a user from one tenant while selecting another tenant's namespace and database to read, create, and modify records across tenant boundaries.
Metrics
Affected Vendors & Products
References
History
Fri, 02 Oct 2026 13:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Tue, 29 Sep 2026 20:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | SurrealDB before 3.3.0 contains an authorization bypass in HTTP session construction where check_auth() verifies credentials against Surreal-Auth-NS and Surreal-Auth-DB headers but constructs sessions using Surreal-NS and Surreal-DB headers without validating access permissions. Attackers can authenticate as a user from one tenant while selecting another tenant's namespace and database to read, create, and modify records across tenant boundaries. | |
| Title | SurrealDB before 3.3.0 Cross-Tenant Access via Headers | |
| First Time appeared |
Surrealdb
Surrealdb surrealdb |
|
| Weaknesses | CWE-639 | |
| CPEs | cpe:2.3:a:surrealdb:surrealdb:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Surrealdb
Surrealdb surrealdb |
|
| References |
|
|
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-09-29T20:01:06.088Z
Updated: 2026-10-02T12:25:20.288Z
Reserved: 2026-09-29T17:33:18.732Z
Link: CVE-2026-102876
Updated: 2026-10-02T12:25:15.843Z
Status : Deferred
Published: 2026-09-29T20:17:18.230
Modified: 2026-10-02T13:17:31.060
Link: CVE-2026-102876
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