Exposure of Sensitive Information Through Metadata Affecting org.apache.activemq:activemq-broker package, versions [,5.19.7)[6.0.0,6.2.6)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published4 Jun 2026
- disclosed1 Jun 2026
- creditBasel Khaled
Introduced: 1 Jun 2026
CVE-2026-49270 (opens in a new tab)How to fix?
Upgrade org.apache.activemq:activemq-broker to version 5.19.7, 6.2.6 or higher.
Overview
org.apache.activemq:activemq-broker is a high performance Apache 2.0 licensed Message Broker and JMS 1.1 implementation.
Affected versions of this package are vulnerable to Exposure of Sensitive Information Through Metadata in the BrokerInfo component. An attacker can obtain sensitive metadata, including client identifiers, subscription names, topic destinations, and JMS selector expressions, by sending a crafted BrokerInfo command to the broker.
Note:
This is only exploitable if the broker is configured with a network connector and the syncDurableSubs setting is enabled.