CVE-2026-66277
Apache Qpid Proton-J: Unable to govern the maximum number of transfer frames per incoming delivery
- State
- Published
- Severity
- 6.5 Medium
- Published
- Aug 5, 2026
- Updated
- Aug 5, 2026
- Reserved
- Jul 24, 2026
Description
It was not possible to govern the maximum number of transfer frames per incoming delivery, enabling an authenticated attacker to cause excessive resource usage and potential 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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.5 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
Weaknesses
- CWE-770 Allocation of Resources Without Limits or Throttling
Affected Products
| Product | Versions |
|---|---|
Apache Qpid Proton-JApache Software Foundation |
|
References
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