8.8
High
CVE-2026-15555 A flaw was found in JBoss marshalling
Description
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat JBoss Enterprise Application Platform 7 | Versions not published | |
| Red Hat JBoss Enterprise Application Platform 8 | Versions not published | |
| Red Hat JBoss Enterprise Application Platform Expansion Pack | Versions not published | |
| Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 | Versions not published | |
| Red Hat JBoss Enterprise Application Platform 7.4.25 | Versions not published | |
| Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8 | Versions not published | |
| Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9 | Versions not published | |
| Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 10 | Versions not published | |
| Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 8 | Versions not published |
Show the 3 other branches Hide the 3 other branches
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat JBoss Enterprise Application Platform 8.1 for RHEL 9 | Versions not published | |
| Red Hat JBoss Enterprise Application Platform 8.1 | Versions not published | |
| Red Hat JBoss Enterprise Application Platform 8.1.8.GA 5.0 | earliest → < 5.0.13.Final-redhat-00001 | 5.0.13.Final-redhat-00001 |
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The 168 CVEs of Red Hat JBoss Enterprise Application Platform 7 →
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CVE-2026-114488
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