Apache Qpid Proton-dotnet — known CVE vulnerabilities

Every CVE whose affected-product data names Apache Qpid Proton-dotnet, ordered by CVSS severity, with EPSS exploit prediction and CISA KEV status.

CVEs (6)

• CVE-2026-67465 — CVSS 7.5 (high): A pre-authentication attacker could leverage unbounded symbol value caching to cause resource exhaustion leading to denial of service. This…
• CVE-2026-67551 — CVSS 7.5 (high): pre-authentication attacker could leverage type size/count handling to cause excessive allocation leading to potential denial of service…
• CVE-2026-67552 — CVSS 7.5 (high): A pre-authentication attacker could leverage type nesting to cause a StackOverflowError potentially leading to denial of service. This…
• CVE-2026-67553 — CVSS 6.5 (medium): An authenticated attacker could exceed the session flow control incoming window potentially leading to denial of service. This issue…
• CVE-2026-67554 — CVSS 6.5 (medium): An authenticated attacker can craft a disposition frame with large or illegal ranges causing excessive CPU usage due to naive range…
• CVE-2026-67555 — CVSS 6.5 (medium): It was not possible to govern the maximum number of transfer frames per incoming delivery, enabling an authenticated attacker to cause…