when EAP runs with -secmgr, the openjdk-orb's JDKBridge honours attacker-supplied CDR codebase URLs during object unmarshalling on :3528, allowing an unauthenticated attacker to load and instantiate arbitrary classes from a remote URL in the server JVM before EJB security interceptors run.
https://access.redhat.com/errata/RHSA-2026:70277
https://access.redhat.com/errata/RHSA-2026:70230
https://access.redhat.com/errata/RHSA-2026:70229
https://access.redhat.com/errata/RHSA-2026:70228
https://access.redhat.com/errata/RHSA-2026:53806
https://access.redhat.com/errata/RHSA-2026:53646