CVE-2026-67555

It was not possible to govern the maximum number of transfer frames per incoming delivery, enabling an authenticated attacker to cause excessive resource usage and potential 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.

Score

CVSS 3.1 6.5 Medium

Status

Analyzed - security@apache.org

Published

2026-08-05

Last modified

2026-10-23

Weaknesses

CWE-770

Affected products

• Qpid Proton-dotnet (Apache)
• Apache Qpid Proton Dotnet (Apache Software Foundation)

References

• https://lists.apache.org/thread/dwrb02dp714lvlfxdj4o5bc9h3z54sw3
• http://www.openwall.com/lists/oss-security/2026/08/04/26