CVE-2026-84725

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"CVSS"}], "descriptions": [{"lang": "en", "value": "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."}], "affected": [{"vendor": "Red Hat", "product": "Red Hat JBoss Enterprise Application Platform 7.4", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "defaultStatus": "unaffected", "packageName": "openjdk-orb", "cpes": ["cpe:/a:redhat:jboss_enterprise_application_platform:7.4"]}, {"vendor": "Red Hat", "product": "Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7", "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "packageName": "eap7-apache-cxf", "defaultStatus": "affected", "versions": [{"version": "0:3.5.11-2.SP2_redhat_00001.1.el7eap", "lessThan": "*", "versionType": 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"https://access.redhat.com/errata/RHSA-2026:99097", "name": "RHSA-2026:99097", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/errata/RHSA-2026:99098", "name": "RHSA-2026:99098", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/errata/RHSA-2026:99099", "name": "RHSA-2026:99099", "tags": ["vendor-advisory", "x_refsource_REDHAT"]}, {"url": "https://access.redhat.com/security/cve/CVE-2026-84725", "tags": ["vdb-entry", "x_refsource_REDHAT"]}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2527228", "name": "RHBZ#2527228", "tags": ["issue-tracking", "x_refsource_REDHAT"]}], "datePublic": "2026-10-27T00:00:00.000Z", "problemTypes": [{"descriptions": [{"cweId": "CWE-829", "description": "Inclusion of Functionality from Untrusted Control Sphere", "lang": "en", "type": "CWE"}]}], "x_redhatCweChain": "CWE-829: Inclusion of Functionality from Untrusted Control Sphere", "workarounds": [{"lang": "en", "value": "To 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"scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "secalert@redhat.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-84725", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-11-02T20:09:39.337831Z", "version": "2.0.3"}}]}, "published": "2026-10-28T18:17:20.420", "references": [{"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:95887"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:99096"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:99097"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:99098"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2026:99099"}, {"source": "secalert@redhat.com", "url": "https://access.redhat.com/security/cve/CVE-2026-84725"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2527228"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-829"}], "source": "secalert@redhat.com", "type": "Secondary"}]}

{"bugzilla": {"description": "openjdk-orb: Incomplete fix for CVE-2026-15560,unauthed class loading via IIOP in EAP", "id": "2527228", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2527228"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.1", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-829", "details": ["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."], "mitigation": {"lang": "en:us", "value": "To mitigate this flaw, restrict access to the IIOP service (TCP port 3528) to trusted networks using firewall rules, or disable the IIOP subsystem if CORBA is not required by deployed applications.\nTo restrict or remove external access to port 3528 using firewalld:\n```\nfirewall-cmd --permanent --remove-port=3528/tcp\nfirewall-cmd --reload\n```\nWarning: Reloading the firewall configuration may briefly interrupt network traffic. If removing the iiop-openjdk subsystem from the JBoss EAP configuration (standalone.xml or domain.xml), a full server restart is required, causing temporary service downtime.\nCaveats: Blocking port 3528 or disabling the IIOP subsystem will prevent legitimate remote clients from communicating over IIOP/CORBA."}, "name": "CVE-2026-84725", "package_state": [{"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:7", "fix_state": "Affected", "package_name": "openjdk-orb", "product_name": "Red Hat JBoss Enterprise Application Platform 7"}, {"cpe": "cpe:/a:redhat:jboss_enterprise_application_platform:8", "fix_state": "Affected", "package_name": "openjdk-orb", "product_name": "Red Hat JBoss Enterprise Application Platform 8"}], "public_date": "2026-10-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-84725\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-84725"], "statement": "This vulnerability is rated as Important because unauthenticated remote attackers can trigger arbitrary class loading within the server JVM before access controls are evaluated. Although the issue requires specific deployment conditions\u2014namely running JBoss EAP under the Java Security Manager with an externally accessible IIOP service\u2014successful exploitation allows remote code execution. Deployments that restrict exposure of the IIOP transport to trusted networks experience significantly reduced risk.", "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": null}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Red Hat JBoss Enterprise Application Platform 7", "source": "cna", "vendor": "Red Hat"}, "product": "jboss_enterprise_application_platform", "vendor": "redhat"}], "created": "2026-10-28T19:15:14.291640+00:00", "updated": "2026-10-28T19:15:14.765598+00:00", "vendors": ["redhat", "redhat$PRODUCT$jboss_enterprise_application_platform"]}