CVE-2026-66276: Apache Qpid Proton-J: Unbounded disposition range handling can lead to denial of service
Severity
Important
Affected versions
Apache Qpid Proton-J (org.apache.qpid:proton-j) through 0.34.1
Description
An authenticated attacker can craft a disposition frame with large or illegal ranges causing excessive CPU usage due to naive range handling, 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.
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