CVE-2026-66276: CWE-606 Unchecked Input for Loop Condition in Apache Software Foundation Apache Qpid Proton-J
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.
AI Analysis
Technical Summary
This vulnerability (CWE-606) in Apache Qpid Proton-J involves unchecked input for a loop condition. An authenticated attacker can exploit this by crafting a disposition frame containing large or illegal ranges, which leads to excessive CPU consumption due to naive range handling. This results in a denial of service condition. The vulnerability affects versions up to and including 0.34.1. The vendor recommends upgrading to version 0.35.0 to remediate the issue.
Potential Impact
The impact of this vulnerability is denial of service caused by excessive CPU usage when processing maliciously crafted disposition frames. This can degrade or disrupt service availability for affected Apache Qpid Proton-J instances.
Mitigation Recommendations
Users should upgrade Apache Qpid Proton-J to version 0.35.0 or later, where this vulnerability has been fixed. No other mitigations or temporary fixes are indicated.
CVE-2026-66276: CWE-606 Unchecked Input for Loop Condition in Apache Software Foundation Apache Qpid Proton-J
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.
Affected software
pkg:maven/Apache Software Foundation/org.apache.qpid:proton-jRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-606) in Apache Qpid Proton-J involves unchecked input for a loop condition. An authenticated attacker can exploit this by crafting a disposition frame containing large or illegal ranges, which leads to excessive CPU consumption due to naive range handling. This results in a denial of service condition. The vulnerability affects versions up to and including 0.34.1. The vendor recommends upgrading to version 0.35.0 to remediate the issue.
Potential Impact
The impact of this vulnerability is denial of service caused by excessive CPU usage when processing maliciously crafted disposition frames. This can degrade or disrupt service availability for affected Apache Qpid Proton-J instances.
Mitigation Recommendations
Users should upgrade Apache Qpid Proton-J to version 0.35.0 or later, where this vulnerability has been fixed. No other mitigations or temporary fixes are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-07-24T11:33:14.340Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a72d7b0bf8831d5395e836b
Added to database: 08/05/2026, 06:26:56 UTC
Last enriched: 08/05/2026, 06:47:01 UTC
Last updated: 08/06/2026, 00:41:14 UTC
Views: 4
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