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Fencer Vulns
critical 9.8

CVE-2016-3690 json

The PooledInvokerServlet in JBoss EAP 4.x and 5.x allows remote attackers to execute arbitrary code via a crafted serialized payload.

published 2017-06-08 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-4714

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.2%
EPSS 5.2% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

The PooledInvokerServlet in JBoss EAP 4.x and 5.x allows remote attackers to execute arbitrary code via a crafted serialized payload.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2016-3690 updated cvss 7.5

PooledInvokerServlet is not secured, and deserializes data

  • Red Hat JBoss BRMS 5 jbossas jbossas Red Hat JBoss Enterprise Application Platform 4 jbossas jbossas Red Hat JBoss Enterprise Application Platform 5 jbossas jbossas Red Hat JBoss SOA Platform 4 JBossAS JBossAS Red Hat JBoss SOA Platform 5 JBossAS JBossAS
    affected: workaround, no fix planned “The PooledInvokerServlet is no longer required and can be removed by following the details in this knowledgebase solution: https://access.redhat.com/solutions/178393”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

5.24% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-502 Deserialization of Untrusted Data

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.