Apache Qpid Broker-J pre-auth StackOverflow via type nesting - <=10.0.1
CVE-2026-68073 Published on August 5, 2026
Apache Qpid Broker-J: Unbounded type nesting can lead to pre-authentication stack overflow
A pre-authentication attacker could leverage type nesting to cause a StackOverflowError potentially leading to denial of service.
This issue affects Apache Qpid Broker-J: through 10.0.1.
Users are recommended to upgrade to version 10.1.0, which fixes the issue.
Vulnerability Analysis
CVE-2026-68073 can be exploited with network access, and does not require authorization privileges or user interaction. 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 Stack Exhaustion Vulnerability?
The product does not properly control the amount of recursion which takes place, consuming excessive resources, such as allocated memory or the program stack.
CVE-2026-68073 has been classified to as a Stack Exhaustion vulnerability or weakness.
Products Associated with CVE-2026-68073
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Affected Versions
Apache Software Foundation Apache Qpid Broker-J:- Before and including 10.0.1 is affected.