CVE-2026-66273 — Apache Qpid Proton-J: Type size/count handling can lead to excessive allocation pre-authentication
A pre-authentication attacker could leverage type size/count handling to cause excessive allocation leading to potential denial of service. This issue affects Apache Qpid Proto…
Published: 2026-08-05 · CVSS: 7.5 · CVSS 3.1
A pre-authentication attacker could leverage type size/count handling to cause excessive allocation leading to potential 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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7