High severity7.5NVD Advisory· Published Aug 5, 2026· Updated Aug 7, 2026
CVE-2026-67551
CVE-2026-67551
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2<=1.0.0+ 1 more
- (no CPE)range: <=1.0.0
- cpe:2.3:a:apache:qpid_proton-dotnet:*:*:*:*:*:*:*:*range: <1.1.0
Patches
Vulnerability mechanics
References
2- www.openwall.com/lists/oss-security/2026/08/04/22nvdThird Party Advisory
- lists.apache.org/thread/o566fhkrr3gg0lyzt24xwvz9w94oo6ronvdVendor Advisory
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