CVE-2026-67591

The CVE-2026-67591 affects Apache Qpid ProtonJ2 up to version 1.1.0. An authenticated attacker could exceed the session flow control incoming window, potentially causing a denial of service. Remediation: upgrade to ProtonJ2 1.2.0 or later, as recommended by sources. Details across connected docum...

EUVD-2026-53089

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-2026-67591 Apache Qpid ProtonJ2: Incoming session flow control window can be exceeded

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-2026-67591 Apache Qpid ProtonJ2: Incoming session flow control window can be exceeded

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-2026-67590

CVE-2026-67590 affects Apache Qpid ProtonJ2 (versions up to 1.1.0). The issue is an unbounded type nesting that can be triggered pre-authentication, causing a StackOverflowError and potential denial of service. A fix is available in version 1.2.0. No exploitation details are provided in the sourc...

CVE-2026-67590 Apache Qpid ProtonJ2: Unbounded type nesting can lead to pre-authentication stackoverflow

A pre-authentication attacker could leverage type nesting to cause a StackOverflowError 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-2026-67590 Apache Qpid ProtonJ2: Unbounded type nesting can lead to pre-authentication stackoverflow

A pre-authentication attacker could leverage type nesting to cause a StackOverflowError 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...

EUVD-2026-53085

A pre-authentication attacker could leverage type nesting to cause a StackOverflowError 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-2026-67589 Apache Qpid ProtonJ2: Type size/count handling can lead to excessive allocation pre-authentication

A pre-authentication attacker could leverage type size/count handling to cause excessive allocation leading to potential 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...

EUVD-2026-53035

A pre-authentication attacker could leverage type size/count handling to cause excessive allocation leading to potential 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-2026-67589

A pre-authentication attacker could leverage type size/count handling to cause excessive allocation leading to potential 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-2026-67589

Technical details (affected products, versions, root cause, and fixes) are not publicly available in the provided documents; monitor for updates.

CVE-2026-67589 Apache Qpid ProtonJ2: Type size/count handling can lead to excessive allocation pre-authentication

A pre-authentication attacker could leverage type size/count handling to cause excessive allocation leading to potential 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-2026-67588 Apache Qpid ProtonJ2: Unbounded symbol value caching can lead to pre-authentication resource exhaustion

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

EUVD-2026-53054

A pre-authentication attacker could leverage unbounded symbol value caching to cause resource exhaustion 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-2026-67588

CVE-2026-67588 affects Apache Qpid ProtonJ2 up to version 1.1.0; a pre-authentication vulnerability where unbounded symbol value caching can cause resource exhaustion and DoS. Upgrading to 1.2.0 mitigates the issue per multiple advisories (NVD, Debian, Red Hat, Ubuntu, OSV). No exploitation detai...

CVE-2026-67588 Apache Qpid ProtonJ2: Unbounded symbol value caching can lead to pre-authentication resource exhaustion

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

Linux Distros Unpatched Vulnerability : CVE-2026-67592

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - It was not possible to govern the maximum number of transfer frames per incoming delivery, enabling an authenticated attacker to cause excessive resource usage...

Linux Distros Unpatched Vulnerability : CVE-2026-67591

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An authenticated attacker could exceed the session flow control incoming window potentially leading to denial of service. This issue affects Apache Qpid ProtonJ...

Linux Distros Unpatched Vulnerability : CVE-2026-67590

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A pre-authentication attacker could leverage type nesting to cause a StackOverflowError potentially leading to denial of service. This issue affects Apache Qpid...