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 connection. An attacker on the network path between the operator and the control plane can intercept user or admin API...

PT-2026-71218

When kuma-dp is started against an HTTPS control plane and the operator did not pass a CA certificate, the data plane connects with TLS peer verification disabled, and the dataplane authentication token is sent over that unverified connection. An on-path actor can intercept the dataplane...

CVE-2026-5423 Subscription Authentication Bypass via Unverified connectionParams.jwt

@neo4j/graphql library versions prior to 7.5.6 fail to verify the authenticity of a client-supplied, pre-decoded JWT object passed through GraphQL subscription connectionParams. As a result, any unauthenticated remote client that can open a GraphQL-over-WebSocket connection can forge arbitrary JW...

GHSA-WVMP-6R4V-J6CV kuma-dp connects to control plane without verifying TLS certificate when no CA is configured

When kuma-dp is started against an HTTPS control plane and the operator did not pass a CA certificate, the data plane connects with TLS peer verification disabled. The dataplane authentication token is sent over this unverified connection Impact An on-path attacker can intercept the dataplane...

PT-2026-60681

Name of the Vulnerable Software and Affected Versions github.com/kumahq/kuma/v2 versions 2.8.0 through 2.9.15 Description When an operator adds an HTTPS control plane profile to kumactl without providing a CA certificate, the tool disables TLS verification. This causes API tokens to be transmitte...

PT-2026-60682

Name of the Vulnerable Software and Affected Versions kuma-dp versions 2.8.0 through 2.9.15 Description When kuma-dp is started against an HTTPS control plane without a CA certificate, the data plane connects with TLS peer verification disabled. This causes the dataplane authentication token to b...