CVE-2026-67465

A pre-authentication attacker could leverage unbounded symbol value caching to cause resource exhaustion leading to 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.

CVSS 3.1

7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.8% chance of exploitation in the next 30 days; higher than 55% of CVEs (scores of 2026-10-25)

CWE

CWE-770

Published

2026-08-05

Modified

2026-10-24

Record from

the NVD, synced 2026-10-24

Affected

• apache:qpid_proton-dotnet

References

• https://lists.apache.org/thread/zl2pj5fo32lbyrwof89tdyrgt67bbo0m
• http://www.openwall.com/lists/oss-security/2026/08/04/21

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