CVE-2026-18678 — Kong Mesh: kumactl connects to the control plane without verifying the TLS certificate when no CA is configured
When an operator adds an HTTPS control plane profile to kumactl without providing a CA certificate, kumactl disables TLS verification and sends API tokens over the unverified co…
Published: 2026-08-12 · CVSS: 5.5 · CVSS 4.0
When an operator adds an HTTPS control plane profile to kumactl without providing a CA certificate, kumactl disables TLS verification and sends API tokens over the unverified connection. An attacker on the network path between the operator and the control plane can intercept user or admin API tokens and then act against the control plane as that user.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7