Vulnerability DatabaseCVE-2026-109342
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CVE-2026-109342
Published:October 12, 2026
Updated:October 15, 2026
SurrealDB from 3.0.0 before 3.3.0 contains a missing authentication vulnerability in the revoke RPC method that allows low-privileged or unauthenticated callers to invalidate other users' refresh tokens without proof of possession. Attackers can obtain grant identifiers via ACCESS SHOW ALL with VIEWER permission or leaked tokens, then permanently revoke refresh tokens to force re-authentication.
Affected Packages
surrealdb (RUST):
Affected version(s) >=3.1.0 <3.3.0
Fix Suggestion:
Update to version 3.3.0
Related Resources (2)
https://github.com/surrealdb/surrealdb/security/advisories/GHSA-2jc3-58q7-mm2j
https://www.vulncheck.com/advisories/surrealdb-3.0.0-before-3.3.0-missing-authentication-in-revoke-rpc-method
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CVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.4
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
LOW
Weakness Type (CWE)
Missing Authentication for Critical Function
CWE-306
EPSS
Base Score:
0.28