CVE-2026-63753

MEDIUMCVSS 5.3/10EPSS 0.20%

Last modified

CVE-2026-63753 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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.. EPSS estimates a 0.20% chance of exploitation in the next 30 days.

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.

Metrics

Weakness Enumeration

Affected Software

VendorProductVersions
SurrealdbSurrealdb< 3.1.0

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is 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.
How severe is CVE-2026-63753?
CVE-2026-63753 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.
How do I fix CVE-2026-63753?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST