CVE-2026-63753

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.

Score

CVSS 4.0 5.3 Medium

Status

Analyzed - disclosure@vulncheck.com

Published

2026-07-20

Last modified

2026-07-28

Weaknesses

CWE-613

Affected products

• Surrealdb (Surrealdb)

References

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