High · 7.5 CVE-2026-67465 EUVD-2026-53053GHSA-pr7j-v7jr-j955

Apache Qpid Proton Dotnet: Unbounded symbol value caching can lead to pre-authentication resource exhaustion

Published Aug 5, 2026 · Updated Aug 6, 2026 · Assigned by apache

Description

A pre-authentication attacker could leverage unbounded symbol value caching to cause resource exhaustion 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.

Vendor	Product	Affected	Fixed
Apache Software Foundation	Apache Qpid Proton Dotnet	≤ 1.0.0	—