Vulnerabilities CVE-2026-18676

CVE-2026-18676

Medium

Open

TLP:CLEAR

Kong Mesh: default control plane config leaks the admin token cross-origin via a CORS wildcard and localhost admin

NVD CVE.org

AI Analysis

No AI analysis yet.

Description

The default kuma-cp configuration in Kong Mesh reveals the admin bootstrap token and signing keys to any webpage the operator visits while the control plane is reachable from their browser. Due to a CORS misconfiguration a cross-origin fetch() from a malicious page returns the admin JWT and signing material.

Details

CVSS Score: 5.1
CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Confidence: 90%
Published: Aug 12, 2026
Last Modified: Aug 12, 2026

Notes

No notes yet. Click "Add Note" to create the first analysis note.

Opinions

No opinions yet. Be the first to assess this intelligence.