Bug 2511340 (CVE-2026-66277) - CVE-2026-66277 org.apache.qpid/proton-j: Apache Qpid Proton-J: Denial of Service via uncontrolled transfer frames
Summary: CVE-2026-66277 org.apache.qpid/proton-j: Apache Qpid Proton-J: Denial of Serv...
Keywords:
Status: NEW
Alias: CVE-2026-66277
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
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Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-08-05 07:01 UTC by OSIDB Bzimport
Modified: 2026-08-05 07:06 UTC (History)
52 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2026-08-05 07:01:25 UTC 
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.
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