CVE-2026-67554

None

Open

TLP:CLEAR

Apache Qpid Proton Dotnet: Unbounded disposition range handling can lead to denial of service

NVD CVE.org

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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-Dotnet: through 1.0.0. Users are recommended to upgrade to version 1.1.0, which fixes the issue.

Details

EPSS Score ⓘ: 0.41%

34.4th percentile
Confidence: 90%
Published: Aug 5, 2026
Last Modified: Aug 5, 2026

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