CVE-2026-67589: CWE-789 Memory Allocation with Excessive Size Value in Apache Software Foundation Apache Qpid ProtonJ2
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 ProtonJ2: through 1.1.0. Users are recommended to upgrade to version 1.2.0, which fixes the issue.
AI Analysis
Technical Summary
This vulnerability involves improper handling of size or count values in Apache Qpid ProtonJ2, which can be exploited by an unauthenticated attacker to trigger excessive memory allocation. This excessive allocation may cause the application to become unresponsive or crash, resulting in a denial of service. The flaw is present in all versions through 1.1.0 and resolved in version 1.2.0.
Potential Impact
An attacker can cause a denial of service by forcing the application to allocate excessive memory, potentially leading to service disruption. There is no indication of code execution or data compromise from the provided information.
Mitigation Recommendations
Users should upgrade Apache Qpid ProtonJ2 to version 1.2.0, which contains the fix for this vulnerability. No other mitigation or temporary workaround is indicated.
CVE-2026-67589: CWE-789 Memory Allocation with Excessive Size Value in Apache Software Foundation Apache Qpid ProtonJ2
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 ProtonJ2: through 1.1.0. Users are recommended to upgrade to version 1.2.0, which fixes the issue.
Affected software
pkg:maven/Apache Software Foundation/org.apache.qpid:protonj2Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves improper handling of size or count values in Apache Qpid ProtonJ2, which can be exploited by an unauthenticated attacker to trigger excessive memory allocation. This excessive allocation may cause the application to become unresponsive or crash, resulting in a denial of service. The flaw is present in all versions through 1.1.0 and resolved in version 1.2.0.
Potential Impact
An attacker can cause a denial of service by forcing the application to allocate excessive memory, potentially leading to service disruption. There is no indication of code execution or data compromise from the provided information.
Mitigation Recommendations
Users should upgrade Apache Qpid ProtonJ2 to version 1.2.0, which contains the fix for this vulnerability. No other mitigation or temporary workaround is indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-07-29T20:16:43.082Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a72cd1dbf8831d5394f40cf
Added to database: 08/05/2026, 05:41:49 UTC
Last enriched: 08/05/2026, 05:57:42 UTC
Last updated: 08/06/2026, 00:41:14 UTC
Views: 3
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