Bug 2483131 (CVE-2026-15560) - CVE-2026-15560 openjdk-orb: unauthed class loading via IIOP in EAP
Summary: CVE-2026-15560 openjdk-orb: unauthed class loading via IIOP in EAP
Keywords:
Status: NEW
Alias: CVE-2026-15560
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-05-29 00:28 UTC by OSIDB Bzimport
Modified: 2026-09-22 15:35 UTC (History)
21 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:53644 0 None None None 2026-08-11 16:37:41 UTC
Red Hat Product Errata RHSA-2026:53645 0 None None None 2026-09-17 17:49:16 UTC
Red Hat Product Errata RHSA-2026:53646 0 None None None 2026-09-17 17:47:36 UTC
Red Hat Product Errata RHSA-2026:53806 0 None None None 2026-08-11 17:42:29 UTC
Red Hat Product Errata RHSA-2026:70228 0 None None None 2026-09-22 12:56:24 UTC
Red Hat Product Errata RHSA-2026:70229 0 None None None 2026-09-22 13:00:57 UTC
Red Hat Product Errata RHSA-2026:70230 0 None None None 2026-09-22 12:58:50 UTC
Red Hat Product Errata RHSA-2026:70277 0 None None None 2026-09-22 15:35:58 UTC

Description OSIDB Bzimport 2026-05-29 00:28:08 UTC 
original reported in: https://docs.google.com/document/d/1Rf4NtLudECimDNy8F9clUblm6Avx8_yF/edit 

Remote Class Loading — openjdk-orb JDKBridge honours CDR codebase URL under -secmgr (pre-auth :3528) (JBoss EAP)

Pre-auth remote class loading via IIOP: 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.
findings/jboss-eap_44.md
Comment 1 errata-xmlrpc 2026-08-11 16:37:39 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7

Via RHSA-2026:53644 https://access.redhat.com/errata/RHSA-2026:53644
Comment 2 errata-xmlrpc 2026-08-11 17:42:27 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Enterprise Application Platform 7.4.25

Via RHSA-2026:53806 https://access.redhat.com/errata/RHSA-2026:53806
Comment 3 Jon Orris 2026-09-17 17:47:34 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9

Via RHSA-2026:53646 https://access.redhat.com/errata/RHSA-2026:53646
Comment 4 Jon Orris 2026-09-17 17:49:15 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8

Via RHSA-2026:53645 https://access.redhat.com/errata/RHSA-2026:53645
Comment 5 Jon Orris 2026-09-22 12:56:22 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8

Via RHSA-2026:70228 https://access.redhat.com/errata/RHSA-2026:70228
Comment 6 Jon Orris 2026-09-22 12:58:48 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10

Via RHSA-2026:70230 https://access.redhat.com/errata/RHSA-2026:70230
Comment 7 Jon Orris 2026-09-22 13:00:55 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9

Via RHSA-2026:70229 https://access.redhat.com/errata/RHSA-2026:70229
Comment 8 Jon Orris 2026-09-22 15:35:56 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Enterprise Application Platform 8.1

Via RHSA-2026:70277 https://access.redhat.com/errata/RHSA-2026:70277
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