CVE-2026-67551 — Apache Qpid Proton Dotnet: Type size/count handling can lead to excessive allocation pre-authentication

CVE-2026-67551

Apache Qpid Proton Dotnet: Type size/count handling can lead to excessive allocation pre-authentication PUBLISHED

Description (CNA)

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-Dotnet: through 1.0.0. Users are recommended to upgrade to version 1.1.0, which fixes the issue.

Affected (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache Qpid Proton Dotnet	affected 0 through 1.0.0

CWE

CWE-789

References

https://lists.apache.org/thread/o566fhkrr3gg0lyzt24xwvz9w94oo6ro

ADP enrichment

CVE

No English description supplied.

http://www.openwall.com/lists/oss-security/2026/08/04/22

CISA-ADP

No English description supplied.

No references supplied.