CVE-2026-1907
Published:October 12, 2026
Updated:October 13, 2026
A SQL Injection (SQLi) affects the Kong Gateway (Enterprise and Open Source) clustering communication logic when operating in Hybrid Mode. The issue can be triggered by sending specially crafted RPC requests to the Control Plane (CP), leading to potential unauthorized database access. Leveraging the issue requires network access to the Control Plane’s clustering port and a valid client certificate and key.
Affected Packages
https://github.com/Kong/kong.git (GITHUB):
Affected version(s) >=3.9.0 <3.9.4Fix Suggestion:
Update to version 3.9.4Related Resources (3)
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Contact UsCVSS v4
Base Score:
7.5
Attack Vector
ADJACENT
Attack Complexity
LOW
Attack Requirements
PRESENT
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
EPSS
Base Score:
0.13