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CVE-2026-63735

8.1 · HIGH

SurrealDB versions before 3.2.0 fail to validate namespace and database scope in custom API routes, allowing authenticated users to invoke endpoints in different namespaces/databases.

Published Jul 20, 2026surrealdbCWE-639EPSS 0.37%

Overview

CVE-2026-63735 is a high-severity vulnerability affecting surrealdb surrealdb. It was published on July 20, 2026 and has a CVSS 3.1 base score of 8.1 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

SurrealDB versions before 3.2.0 fail to validate namespace and database scope in custom API routes, allowing authenticated users to invoke endpoints in different namespaces/databases. Attackers with valid credentials for any namespace/database can access custom API endpoints in other tenants by specifying the target scope in the URL path, reading sensitive data or triggering unintended operations.

Remediation

Check the references section for vendor advisories and patches from surrealdb. Update surrealdb to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
surrealdbsurrealdb>= 0, < 3.2.0Affected

References

GitHubgithub.com/surrealdb/surrealdb/security/advisories/GHSA-848m-r628-vrxwRefwww.vulncheck.com/advisories/surrealdb-before-authentication-bypass-via-custom-api

How CyberStrike helps

Frequently asked questions

What is CVE-2026-63735?

CVE-2026-63735 is a high-severity vulnerability affecting surrealdb surrealdb. It was published on July 20, 2026 and has a CVSS 3.1 base score of 8.1 (HIGH).

How severe is CVE-2026-63735?

This vulnerability has a CVSS 3.1 base score of 8.1, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-63735?

Check the references section for vendor advisories and patches from surrealdb. Update surrealdb to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-63735?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-63735 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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