Vulnerability in Red Hat Jboss Enterprise Application Platform 7
CVE-2026-15560
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (43.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 43.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.006 · change: +0.001
Affected products
- Red Hat Jboss Enterprise Application Platform 7
- Red Hat Jboss Enterprise Application Platform 7.4.25
- Red Hat Jboss Enterprise Application Platform 7.4 Els On Rhel 7 — versions 0:2.16.0-22.redhat_00057.1.el7eap, 0:2.3.14-11.SP11_redhat_00001.1.el7eap, 0:1.5.26-2.Final_redhat_00001.1.el7eap
- Red Hat Jboss Enterprise Application Platform 8
- Red Hat Jboss Enterprise Application Platform Expansion Pack
Weakness classification (CWE)
References
- access.redhat.com/security/cve/CVE-2026-15560 (vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking)
- access.redhat.com/errata/RHSA-2026:53644 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:53806 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:53645 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:53646 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:70228 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:70229 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:70230 (vendor-advisory)
- access.redhat.com/errata/RHSA-2026:70277 (vendor-advisory)
Frequently asked questions
- What is CVE-2026-15560?
- CVE-2026-15560 is a high-severity vulnerability in Red Hat Jboss Enterprise Application Platform 7, classified under Inclusion of Functionality from Untrusted Control Sphere. CVSS score: 8.1/10. Published 2026-08-11.
- How severe is CVE-2026-15560?
- High severity. CVSS v3 base score is 8.1 out of 10.