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Medium Qpid Proton CVEs

5 CVEs

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Product qpid proton✕
Overview 5 matches · 0 protected · 0 exploited · 0 CISA KEV · 0 public PoC · 0 EPSS ≥ 0.5
5matches 0protected0.0% 0exploited0.0% 0CISA KEV0.0% 0public PoC0.0% 0EPSS ≥ 0.50.0%
Protected by Waratek 0 0.0% Rule in development 0 0.0% Mitigation candidate 0 0.0% No exploit published 5 100.0%
Critical 0 0.0% High 0 0.0% Medium 5 100.0% Low 0 0.0% None 0 0.0% Unknown 0 0.0%
blocked by ARMR today 0 0.0% partly blocked 0 0.0% not blocked 5 100.0% not established 0 0.0% unrecorded 0 0.0%
Exploited 0 0.0% Working exploit published 0 0.0% Proof of concept only 0 0.0% Forecast only 0 0.0% No public exploit 5 100.0%
split by peak 4 / year
No exploit published: 5 Medium: 5 not blocked: 5 No public exploit: 5
20161 No exploit published1 Medium1 not blocked1 No public exploit1 20170 20180 20190 20200 20210 20220 20230 20240 20250 20264 No exploit published4 Medium4 not blocked4 No public exploit4
20162017201820192020202120222023202420252026
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CVE Severity Published▾ Status Exploitation Description
CVE-2026-67591 Medium 2026-08-05 No exploit published No public exploit An authenticated attacker could exceed the session flow control incoming window potentially leading to denial of service. This issue affects Apache Qpid ProtonJ2: through 1.1.0. Users are recommended to upgrade to version 1.2.0, which fixes the issue.
CVE-2026-66277 Medium 2026-08-05 No exploit published No public exploit 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-J: through 0.34.1. Users are recommended to upgrade to version 0.35.0, which fixes the issue.
CVE-2026-66276 Medium 2026-08-05 No exploit published No public exploit An authenticated attacker can craft a disposition frame with large or illegal ranges causing excessive CPU usage due to naive range handling, leading to denial of service. This issue affects Apache Qpid Proton-J: through 0.34.1. Users are recommended to upgrade to version 0.35.0, which fixes the issue.
CVE-2026-66275 Medium 2026-08-05 No exploit published No public exploit An authenticated attacker could exceed the session flow control incoming window potentially leading to denial of service. This issue affects Apache Qpid Proton-J: through 0.34.1. Users are recommended to upgrade to version 0.35.0, which fixes the issue.
CVE-2016-2166 Medium 2016-04-12 No exploit published No public exploit The (1) proton.reactor.Connector, (2) proton.reactor.Container, and (3) proton.utils.BlockingConnection classes in Apache Qpid Proton before 0.12.1 improperly use an unencrypted connection for an amqps URI scheme when SSL support is unavailable, which might allow man-in-the-middle attackers to obtain sensitive information or modify data via unspecified vectors.