OpenMQ exposes a TCP-based management service (imqbrokerd) that by default requires authentication. However, the product ships with a default administrative account (admin/ admin) and does not enforce a mandatory password change on first use. After the first successful login, the server continues to accept the default password indefinitely without warning or enforcement. In real-world deployments, this service is often left enabled without changing the default credentials. As a result, a remote attacker with access to the service port could authenticate as an administrator and gain full control of the protocol’s administrative features.
Use CWE-1391, Eclipse vendor hub and Openmq product page to widen CVE-2026-22886 into its surrounding weakness, vendor, and product context.
Compare it with CVE-2026-24457 for nearby disclosures in the same product family.