CVE-2026-66276 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Apache	Qpid Proton-j

No data.

No data.

References

Link	Providers
https://lists.apache.org/thread/14nj0lpsqpnd3q0hw0t0tw44qvdo1jc2

History

Thu, 06 Aug 2026 16:30:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Wed, 05 Aug 2026 08:30:00 +0000

Type	Values Removed	Values Added
First Time appeared		Apache Apache qpid Proton-j
Vendors & Products		Apache Apache qpid Proton-j

Wed, 05 Aug 2026 06:30:00 +0000

Type	Values Removed	Values Added
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.
Title		Apache Qpid Proton-J: Unbounded disposition range handling can lead to denial of service
Weaknesses		CWE-606
References		https://lists.apache.org/thread/14nj0lpsqpnd3q0hw0t0tw44qvdo1jc2

MITRE

Status: PUBLISHED

Assigner: apache

Published: 2026-08-05T05:39:30.605Z

Updated: 2026-08-06T15:14:36.749Z

Reserved: 2026-07-24T11:33:14.340Z

Link: CVE-2026-66276

Vulnrichment

Updated: 2026-08-05T06:57:57.161Z

NVD

No data.

Redhat

No data.

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