CVE-2026-63748 — MEDIUM (4.3)

Q: How severe is CVE-2026-63748?

CVE-2026-63748 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-63748?

Check the references section above for vendor advisories and patch information. Affected products include: Surrealdb Surrealdb.

Vulnerability Description

SurrealDB versions before 3.1.0 contain an information disclosure vulnerability where authenticated users with UPDATE access can read field values hidden by field-level SELECT permissions through error messages. Attackers can trigger arithmetic or extend operations on hidden fields to embed raw operand values in error responses, bypassing field-level access controls.

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Surrealdb	Surrealdb	< 3.1.0

Related Weaknesses (CWE)

CWE-209

References

https://github.com/surrealdb/surrealdb/security/advisories/GHSA-6g9v-7gq3-p2c6Vendor AdvisoryMitigation
https://www.vulncheck.com/advisories/surrealdb-before-information-disclosure-viaThird Party Advisory

FAQ

What is CVE-2026-63748?

CVE-2026-63748 is a vulnerability with a CVSS score of 4.3 (MEDIUM). SurrealDB versions before 3.1.0 contain an information disclosure vulnerability where authenticated users with UPDATE access can read field values hidden by field-level SELECT permissions through erro...

How severe is CVE-2026-63748?

CVE-2026-63748 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-63748?

Check the references section above for vendor advisories and patch information. Affected products include: Surrealdb Surrealdb.