OpenDJ Pre-Auth RCE via Java Deserialization in JMX RMI

Date Jun 22, 2026

Type Vendor advisory

Signal Critical vendor advisory

Vendor / Product Maven · org.openidentityplatform.opendj:opendj-server-legacy

CVE CVE-2026-46495

Critical vendor advisory CVE-2026-46495

Summary

OpenDJ Pre-Auth RCE via Java Deserialization in JMX RMI

Why it matters

GitHub has published a reviewed security advisory for org.openidentityplatform.opendj:opendj-server-legacy. Prioritize it with other application dependency updates.

Operator check

Check whether org.openidentityplatform.opendj:opendj-server-legacy is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 9.2.

Sources

GitHub Advisory GHSA-43x2-g84q-fmqx NVD — CVE-2026-46495 Source reference

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.

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