CVE-2026-66275

MediumCVSS 6.5/10Last modified Oct 24, 2026

Description

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.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-770

Affected software

No affected versions have been published.

Timeline

Published
Aug 5, 2026
Last modified
Oct 24, 2026
NVD status
Analyzed

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CVE-2026-66275: Medium severity, CVSS 6.5 | Vulnix