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VulnerabilityPublished Updated

CVE-2026-101292: Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 artemis-core-client · Use of Externally-Controlled Input to Select Classes or Code

Affects Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 artemis-core-clientSource CVE Database V5

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Not known to be exploited · CVSS 8.2 High : upgrade Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7 artemis-core-client to 2.34.0 soon.

Data as of 12 Nov 2026, 23:24 UTC

CVSS 3.1 base score
8.2High
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (redhat)CVSS 3.18.2
EPSS
0.5% chance of exploitation in 30 days – higher than 44% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 2.34.0
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 28 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.

What to do

Upgrade org.apache.activemq/artemis-core-client to 2.34.0.

Affected software

ProductAffectedFixed in
Mavenorg.apache.activemq/artemis-core-clientpkg:maven/org.apache.activemq/artemis-core-clientOther threatsAffected
  • <2.34.0
Fixed in
  • 2.34.0

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

A security fix is available in Apache ActiveMQ Artemis version 2.34.0. Users should upgrade to this version or later to remediate the vulnerability. No alternative mitigations or workarounds are indicated in the vendor advisory.

Description

Apache ActiveMQ Artemis versions prior to 2.34.0 contain an unsafe reflection vulnerability in the FederationStreamConnectMessage.getFederationPolicy() method. This flaw allows an authenticated federation peer to send a crafted class name that the broker will load and instantiate without proper validation. The resulting execution of static initializers and constructors can lead to denial of service conditions such as system-property poisoning, out-of-memory errors, or broker state manipulation. A fix is available in version 2.34.0.

References

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