CVE-2026-63753

MEDIUM 4.3

SurrealDB before 3.1.0 Authentication Bypass via LIVE Query

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

SurrealDB before 3.1.0 fails to refresh authentication state in LIVE SELECT subscriptions when session state changes. Attackers can continue receiving real-time notifications under revoked or expired session credentials until the connection closes.

CWE	CWE-613
Vendor	surrealdb
Product	surrealdb
Published	Jul 20, 2026

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CVSS v3 Breakdown

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 Versions

surrealdb / surrealdb

0 < 3.1.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/surrealdb/surrealdb/security/advisories/GHSA-4m82-p8cx-f94j vulncheck.com: https://www.vulncheck.com/advisories/surrealdb-before-authentication-bypass-via-live-query

Credits

🔍 LucyEgan 🔍 addcontent