Apache Qpid Broker-J 10.1.0 AMQP GZIP Memory Exhaustion
CVE-2026-92573 Published on September 25, 2026
Apache Qpid Broker-J: Uncontrolled resource consumption during AMQP delivery decompression, message conversion and HTTP management JSON rendering
Improper handling of compressed data in the shared GZIP decompressor used for AMQP 0-8/0-9/0-9-1 and AMQP 0-10 message delivery, message conversion and HTTP management JSON rendering allows authenticated message producers to exhaust memory and disrupt broker availability via processing without a decompressed-output limit.
This issue affects Apache Qpid Broker-J: through 10.1.0.
Users are recommended to upgrade to version 10.1.1, which fixes the issue.
Vulnerability Analysis
CVE-2026-92573 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is a Data Amplification Vulnerability?
The software does not handle or incorrectly handles a compressed input with a very high compression ratio that produces a large output. An example of data amplification is a "decompression bomb," a small ZIP file that can produce a large amount of data when it is decompressed.
CVE-2026-92573 has been classified to as a Data Amplification vulnerability or weakness.
Products Associated with CVE-2026-92573
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Affected Versions
Apache Software Foundation Apache Qpid Broker-J:- Before and including 10.1.0 is affected.