PT-2026-67995 · Apache · Qpid-Proton

CVE-2026-66275

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Published

2026-08-05

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Updated

2026-08-07

CVSS v3.1

6.5

Medium

VectorAV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Apache Qpid Proton-J versions prior to 0.35.0
Description An authenticated attacker could exceed the session flow control incoming window, which may result in a denial of service. This occurs when the system fails to properly manage the flow of incoming data within a session, allowing the window limit to be surpassed.
Recommendations Upgrade to version 0.35.0.

Exploit

Fix

DoS

Allocation of Resources Without Limits

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Weakness Enumeration

Related Identifiers

CVE-2026-66275

Affected Products

Qpid-Proton