CVE-2026-63748 | SurrealDB versions before 3.1.0 contain an information discl… | CVSS 4.3 MEDIUM

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.

Metadata

CVE ID: CVE-2026-63748
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-07-18 12:26 UTC
Published: 2026-07-20 12:04 UTC
Last updated: 2026-07-20 12:53 UTC
Primary CWE: CWE-209
Generation of Error Message Containing Sensitive Information
Vendor / Product: surrealdb / surrealdb
Sources: cve.org · NVD

Severity & Metrics

4.3 MEDIUM CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: none
Automatable: no
Tech. Impact: partial

Affected products (1)

Vendor	Product	Platform	Versions
surrealdb	surrealdb	—	0 < 3.1.0, 3.1.0

Weakness (CWE)

CWE	Source	Description
CWE-209	cna	Generation of Error Message Containing Sensitive Information

CVSS scores (2)

Score	Severity	Version	Source	Vector
5.3	MEDIUM	4.0	cna	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
4.3	MEDIUM	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

References (2)

GitHub Security Advisory (GHSA-6g9v-7gq3-p2c6) https://github.com/surrealdb/surrealdb/security/advisories/GHSA-6g9v-7gq3-p2c6
VulnCheck Advisory: SurrealDB before 3.1.0 Information Disclosure via Error Messages https://www.vulncheck.com/advisories/surrealdb-before-information-disclosure-via-error-messages