CVE-2026-66275: CWE-770 Allocation of Resources Without Limits or Throttling in Apache Software Foundation Apache Qpid Proton-J
An authenticated attacker could exceed the session flow control incoming window potentially leading to denial of service. This issue affects Apache Qpid Proton-J: through 0.34.1. Users are recommended to upgrade to version 0.35.0, which fixes the issue.
AI Analysis
Technical Summary
This vulnerability (CWE-770) in Apache Qpid Proton-J allows an authenticated attacker to allocate resources without limits or throttling by exceeding the session flow control incoming window. This can lead to denial of service conditions by exhausting resources. The affected versions are all versions up to and including 0.34.1. The issue is resolved in version 0.35.0.
Potential Impact
The vulnerability impacts availability by enabling denial of service through resource exhaustion when the session flow control incoming window is exceeded by an authenticated attacker. There is no impact on confidentiality or integrity.
Mitigation Recommendations
Users should upgrade Apache Qpid Proton-J to version 0.35.0 or later, where this issue is fixed. No other mitigation or temporary workaround is indicated.
CVE-2026-66275: CWE-770 Allocation of Resources Without Limits or Throttling in Apache Software Foundation Apache Qpid Proton-J
Description
An authenticated attacker could exceed the session flow control incoming window potentially leading to denial of service. This issue affects Apache Qpid Proton-J: through 0.34.1. Users are recommended to upgrade to version 0.35.0, which fixes the issue.
CVSS v3.1
Score 6.5medium
Affected software
Apache Software Foundation
Apache Qpid Proton-J
pkg:maven/Apache Software Foundation/org.apache.qpid:proton-jRun 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 (CWE-770) in Apache Qpid Proton-J allows an authenticated attacker to allocate resources without limits or throttling by exceeding the session flow control incoming window. This can lead to denial of service conditions by exhausting resources. The affected versions are all versions up to and including 0.34.1. The issue is resolved in version 0.35.0.
Potential Impact
The vulnerability impacts availability by enabling denial of service through resource exhaustion when the session flow control incoming window is exceeded by an authenticated attacker. There is no impact on confidentiality or integrity.
Mitigation Recommendations
Users should upgrade Apache Qpid Proton-J to version 0.35.0 or later, where this issue is fixed. No other mitigation or temporary workaround is indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-07-24T11:30:41.003Z
- State
- PUBLISHED
Threat ID: 6a72d7b0bf8831d5395e8368
Added to database: 08/05/2026, 06:26:56 UTC
Last enriched: 08/12/2026, 14:54:46 UTC
Last updated: 09/18/2026, 22:01:37 UTC
Views: 33
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