What is CVE-2026-67551?
CVE-2026-67551 is a pre-authentication vulnerability in Apache Qpid Proton-Dotnet library. An attacker can exploit type size/count handling to cause excessive memory allocation, leading to a potential denial of service. Users are advised to upgrade from versions through 1.0.0 to version 1.1.0.
Azərbaycanca: CVE-2026-67551 Apache Qpid Proton-Dotnet kitabxanasında autentifikasiyadan əvvəlki zəiflikdir. Təcavüzkar type size/count idarəetməsindən istifadə edərək həddindən artıq memory allocation yaradıb denial of service yarada bilər. İstifadəçilərə 1.0.0 və əvvəlki versiyalardan 1.1.0 versiyasına yüksəlmək tövsiyə olunur.
Related CVEs
link basis: same weakness class CWE-400; shared vendor: Apache
FAQ2
In which library was CVE-2026-67551 discovered and what is its primary impact?
CVE-2026-67551 was discovered in the Apache Qpid Proton-Dotnet library. It is a pre-authentication vulnerability where an attacker can exploit type size/count handling to cause excessive memory allocation, leading to a potential denial of service.
To which version should users upgrade to protect against CVE-2026-67551?
Users are advised to upgrade from versions through 1.0.0 to version 1.1.0.
See also6
This explainer is AI-written from source data — skopnix's own reporting on this CVE; CVSS scores, vendors and versions are never invented. See NVD for the official record.