CVE-2026-92550
Analyzed Analyzed - Analysis Complete

Heap Overflow in Apache Qpid Broker-J

Publication date: 2026-09-25

Last updated on: 2026-10-05

Assigner: Apache Software Foundation

Description
A pre-authentication attacker could leverage type size/count handling to cause excessive allocation leading to potential denial of service. 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.

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Meta Information

Published
2026-09-25
Last Modified
2026-10-05
Generated
2026-10-15
AI Q&A
2026-09-25
EPSS Evaluated
2026-10-14
NVD
CVE-2026-92550
EUVD
EUVD-2026-86587

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
apache qpid_broker-j to 10.1.1 (exc)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-789 The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated.

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Executive Summary

This vulnerability allows an attacker to cause a denial of service by exploiting improper handling of type size and count during pre-authentication. This leads to excessive memory allocation.

Detection Guidance

Detection involves checking Apache Qpid Broker-J versions and monitoring for unusual memory allocation patterns. Verify if your system runs versions through 10.1.0 using commands like 'qpid-broker --version' or checking package managers. Monitor system logs for excessive memory usage or crashes in the broker process.

Impact Analysis

An attacker could exploit this to crash the Apache Qpid Broker-J service, disrupting availability. Systems running affected versions are at risk of service interruption.

Compliance Impact

This vulnerability could lead to denial of service due to excessive memory allocation, which may disrupt services handling sensitive data. However, the provided context does not specify direct impacts on GDPR or HIPAA compliance. Compliance risks would depend on how the service outage affects data processing or availability.

Mitigation Strategies

Upgrade Apache Qpid Broker-J to version 10.1.1 or later to address the vulnerability.

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