A vulnerability was identified in Consul and Consul Enterprise ("Consul") such that using Headers in L7 traffic intentions could bypass HTTP header based access rules.

A vulnerability was identified in Consul and Consul Enterprise ("Consul") such that using URL paths in L7 traffic intentions could bypass HTTP request path-based access rules.

A vulnerability was identified in Consul and Consul Enterprise such that the server response did not explicitly set a Content-Type HTTP header, allowing user-provided inputs to be misinterpreted and lead to reflected XSS.

HashiCorp Consul and Consul Enterprise 1.4.1 through 1.6.2 did not uniformly enforce ACLs across all API endpoints, resulting in potential unintended information disclosure. Fixed in 1.6.3.