CVE-2026-63757

SurrealDB versions before 3.1.0 contain a session hijacking vulnerability where the HTTP /rpc sessions method returns attached session UUIDs without authentication and accepts arbitrary session fields with no ownership verification. Unauthenticated attackers can enumerate session UUIDs and impersonate authenticated sessions to read, write, delete data and escalate privileges.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/surrealdb/surrealdb/security/advisories/GHSA-5qfp-32cf-69jh	Vendor Advisory
https://www.vulncheck.com/advisories/surrealdb-before-session-hijacking-via-rpc-sessions	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:surrealdb:surrealdb:*:*:*:*:*:*:*:*

History

22 Jul 2026, 15:17

Type	Values Removed	Values Added
References	~~() https://github.com/surrealdb/surrealdb/security/advisories/GHSA-5qfp-32cf-69jh -~~	() https://github.com/surrealdb/surrealdb/security/advisories/GHSA-5qfp-32cf-69jh - Vendor Advisory
References	~~() https://www.vulncheck.com/advisories/surrealdb-before-session-hijacking-via-rpc-sessions -~~	() https://www.vulncheck.com/advisories/surrealdb-before-session-hijacking-via-rpc-sessions - Third Party Advisory
First Time		Surrealdb Surrealdb surrealdb
CPE		cpe:2.3:a:surrealdb:surrealdb::::::::

20 Jul 2026, 12:19

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-07-20 12:19

Updated : 2026-07-22 15:17

NVD link : CVE-2026-63757

Mitre link : CVE-2026-63757

CVE.ORG link : CVE-2026-63757

JSON object : View

Products Affected

surrealdb

surrealdb

CWE

CWE-306

Missing Authentication for Critical Function

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