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.
Published: 2026-08-05
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

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

Subscriptions

Apache Qpid Proton-j
cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

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

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

Link: CVE-2026-66276

cve-icon Vulnrichment

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

cve-icon NVD

Status : Analyzed

Published: 2026-08-05T07:16:37.847

Modified: 2026-08-07T13:04:33.290

Link: CVE-2026-66276

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-06T17:30:16Z

Weaknesses
  • CWE-606

    Unchecked Input for Loop Condition