Vulnerability Details CVE-2026-67554
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 34.0%
CVSS Severity
CVSS v3 Score 6.5
References
Products affected by CVE-2026-67554
-
cpe:2.3:a:apache:qpid_proton-dotnet:1.0.0