CVE-2026-67555 json
Apache Qpid Proton Dotnet: Unable to govern the maximum number of transfer frames per incoming delivery
published 2026-08-05 3 mo ago modified 2026-10-23 16 d ago also EUVD-2026-53095
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 51%
- public exploits
- 0
- none known
Summary
It was not possible to govern the maximum number of transfer frames per incoming delivery, enabling an authenticated attacker to cause excessive resource usage and 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.
Patch / fix
- apache qpid_proton-dotnet 1.1.0
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 3 mo ago
Exploit prediction
0.65% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Affected products
- Apache Software Foundation Apache Qpid Proton Dotnet
Classification
- Weakness
-
- CWE-770 Allocation of Resources Without Limits or Throttling
References
-
lists.apache.org
/thread/dwrb02dp714lvlfxdj4o5bc9h3z54sw3
vendor-advisory, mailing-list
-
openwall.com
/lists/oss-security/2026/08/04/26
mailing-list, third-party-advisory
Sources
- CVE List CVE-2026-67555
- NVD CVE-2026-67555
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