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CVE-2026-63309— SurrealDB < 3.1.5 Information Disclosure via ORDER BY

Quick assessment

Affected
surrealdb surrealdb
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

surrealdb是SurrealDB公司开源的一个文档图数据库。 SurrealDB 3.1.5之前版本存在授权问题漏洞，该漏洞源于未能将字段级SELECT权限应用于ORDER BY子句，可能导致经过身份验证的用户泄露受限字段值的相对顺序。

CVSS 4.3 · Medium EPSS 0.33% · P26

Affected Version Matrix 2

VendorProduct Version RangeStatus
surrealdb surrealdb 3.0.0< 3.1.5 affected
3.1.5 unaffected
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I. Basic Information for CVE-2026-63309

Vulnerability Information
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Vulnerability Title
SurrealDB < 3.1.5 Information Disclosure via ORDER BY
Source: CVE Program / CVE List V5
Vulnerability Description
SurrealDB before 3.1.5 fail to apply field-level SELECT permissions to ORDER BY clauses, allowing authenticated users to leak the relative ordering of restricted field values. Attackers can issue ORDER BY queries on indexed restricted fields to recover the hidden values' sort order across records, even though the field itself returns null as intended.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5
Vulnerability Title
surrealdb 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
surrealdb是SurrealDB公司开源的一个文档图数据库。 SurrealDB 3.1.5之前版本存在授权问题漏洞，该漏洞源于未能将字段级SELECT权限应用于ORDER BY子句，可能导致经过身份验证的用户泄露受限字段值的相对顺序。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
surrealdb surrealdb 3.0.0 ~ 3.1.5 -

II. Public POCs for CVE-2026-63309

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III. Intelligence Information for CVE-2026-63309

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Vendor Advisories for CVE-2026-63309 (2)

Vendor Pages for CVE-2026-63309 (1)

IV. Related Vulnerabilities

Same product: surrealdb
Same vendor: surrealdb
Same weakness: CWE-863