Security Bulletin: Consul vulnerable to an authorization bypass in the Connect service mesh

Summary Consul and Consul Enterprise are vulnerable to an authorization bypass in the Connect service mesh that may allow a service to reach a destination it is not authorized to access. When building Envoy RBAC rules to enforce Connect intentions, Consul did not correctly escape certain characte...

CVE-2026-88021 Consul vulnerable to an authorization bypass in the Connect service mesh

Consul and Consul Enterprise are vulnerable to an authorization bypass in the Connect service mesh that may allow a service to reach a destination it is not authorized to access. When building Envoy RBAC rules to enforce Connect intentions, Consul did not correctly escape certain characters in...

CVE-2026-88021 Consul vulnerable to an authorization bypass in the Connect service mesh

Consul and Consul Enterprise are vulnerable to an authorization bypass in the Connect service mesh that may allow a service to reach a destination it is not authorized to access. When building Envoy RBAC rules to enforce Connect intentions, Consul did not correctly escape certain characters in...

EUVD-2026-75700

Consul and Consul Enterprise are vulnerable to an authorization bypass in the Connect service mesh that may allow a service to reach a destination it is not authorized to access. When building Envoy RBAC rules to enforce Connect intentions, Consul did not correctly escape certain characters in...

CVE-2026-88021

Consul and Consul Enterprise contain an authorization bypass in the Connect service mesh . When generating Envoy RBAC rules to enforce Connect intentions, Consul failed to correctly escape certain characters in service names , namespaces , and partitions , causing the resulting authorization rule...

Consul vulnerable to an authorization bypass in the Connect service mesh

Summary Consul and Consul Enterprise are vulnerable to an authorization bypass in the Connect service mesh that may allow a service to reach a destination it is not authorized to access. When building Envoy RBAC rules to enforce Connect intentions, Consul did not correctly escape certain characte...