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GHSA-8QRR-8665-54FG
Vulnerability from github – Published: 2026-08-11 09:32 – Updated: 2026-08-11 21:32
VLAI
Details
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.
Severity
8.8 (High)
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CVE-2026-15555 (GCVE-0-2026-15555)
Vulnerability from cvelistv5 – Published: 2026-08-11 08:49 – Updated: 2026-08-11 20:26
VLAI
EPSS
VEX
Title
Jboss-marshalling-river: wildfly-clustering-infinispan-marshalling: jboss deserialization rce via unfiltered river unmarshaller
Summary
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.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-502 - Deserialization of Untrusted Data
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://access.redhat.com/errata/RHSA-2026:53644 | vendor-advisoryx_refsource_REDHAT |
| https://access.redhat.com/security/cve/CVE-2026-15555 | vdb-entryx_refsource_REDHAT |
| https://bugzilla.redhat.com/show_bug.cgi?id=2480637 | issue-trackingx_refsource_REDHAT |
Impacted products
14 products
| Vendor | Product | Version | |
|---|---|---|---|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 |
Unaffected:
0:2.16.0-22.redhat_00057.1.el7eap , < *
(rpm)
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7 |
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 |
Unaffected:
0:2.3.14-11.SP11_redhat_00001.1.el7eap , < *
(rpm)
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7 |
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 |
Unaffected:
0:1.5.26-2.Final_redhat_00001.1.el7eap , < *
(rpm)
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7 |
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 |
Unaffected:
0:2.18.8-1.redhat_00003.1.el7eap , < *
(rpm)
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7 |
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 |
Unaffected:
0:5.0.31-3.SP2_redhat_00001.1.el7eap , < *
(rpm)
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7 |
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 |
Unaffected:
0:1.10.0-46.Final_redhat_00044.1.el7eap , < *
(rpm)
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7 |
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 |
Unaffected:
0:4.1.135-1.Final_redhat_00001.1.el7eap , < *
(rpm)
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7 |
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 |
Unaffected:
0:2.5.5-30.SP12_redhat_00020.1.el7eap , < *
(rpm)
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7 |
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 |
Unaffected:
0:2.5.5-24.SP12_redhat_00016.1.el7eap , < *
(rpm)
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7 |
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 |
Unaffected:
0:2.2.40-2.SP3_redhat_00001.1.el7eap , < *
(rpm)
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7 |
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 |
Unaffected:
0:7.4.25-2.GA_redhat_00001.1.el7eap , < *
(rpm)
cpe:/a:redhat:jboss_enterprise_application_platform_els:7.4::el7 |
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 7 |
cpe:/a:redhat:jboss_enterprise_application_platform:7 |
|
| Red Hat | Red Hat JBoss Enterprise Application Platform 8 |
cpe:/a:redhat:jboss_enterprise_application_platform:8 |
|
| Red Hat | Red Hat JBoss Enterprise Application Platform Expansion Pack |
cpe:/a:redhat:jbosseapxp |
Date Public
2026-08-11 05:49
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Loading…
Trend slope:
-
(linear fit over daily sighting counts)
Show additional events:
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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