What is CVE-2026-63755?

CVE-2026-63755 is a medium-severity vulnerability in Surrealdb, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2026-07-20.

How severe is CVE-2026-63755?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Surrealdb

CVE-2026-63755

SurrealDB before 3.1.0 evaluates user-supplied WHERE clauses in SELECT statements (and SET/MERGE/CONTENT/PATCH clauses in UPDATE, UPSERT, INSERT ON DUPLICATE KEY UPDATE, and RELATE update-variant statements) against full record data before…

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Surrealdb — versions 0, 3.1.0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-63755?: CVE-2026-63755 is a medium-severity vulnerability in Surrealdb, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2026-07-20.
How severe is CVE-2026-63755?: Medium severity. CVSS v3 base score is 6.5 out of 10.