Detections
Analytics

CVE-2026-63753

medium

Description

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.

References

https://www.vulncheck.com/advisories/surrealdb-before-authentication-bypass-via-live-query

https://github.com/surrealdb/surrealdb/security/advisories/GHSA-4m82-p8cx-f94j

Details

Source: Mitre, NVD

Published: 2026-07-20

Updated: 2026-07-20

Risk Information

CVSS v2

Base Score: 4

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 4.3

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

Severity: Medium

CVSS v4

Base Score: 5.3

Vector: 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

Severity: Medium

EPSS

EPSS: 0.00204