CVE-2026-15555
Jboss-marshalling-river: wildfly-clustering-infinispan-marshalling: jboss deserialization rce via unfiltered river unmarshaller
CVSS Score
8.8
EPSS Score
0.0%
EPSS Percentile
0th
A flaw was found in JBoss marshalling. The Infinispan session replication path deserializes replicated session data via the JBoss Marshalling River unmarshaller with no class filtering — enabling RCE via deserialization gadget chains on every cluster node.
| CWE | CWE-502 |
| Vendor | red hat |
| Product | red hat jboss enterprise application platform 7 |
| Published | Aug 11, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
Red Hat / Red Hat JBoss Enterprise Application Platform 7
All versions affected Red Hat / Red Hat JBoss Enterprise Application Platform 7
All versions affected Red Hat / Red Hat JBoss Enterprise Application Platform 8
All versions affected Red Hat / Red Hat JBoss Enterprise Application Platform 8
All versions affected Red Hat / Red Hat JBoss Enterprise Application Platform Expansion Pack
All versions affected Red Hat / Red Hat JBoss Enterprise Application Platform Expansion Pack
All versions affected