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CVE-2026-66273

7.5 high SSVC exploitation: none Analyzed
NVD · CVE.org

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 Proton-J: through 0.34.1. Users are recommended to upgrade to version 0.35.0, which fixes the issue.

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 7.5 · apacheNVD modified 2026-10-23 21:10

Affected (CPE criteria) 1

  • cpe:2.3:a:apache:qpid_proton-j:*:*:*:*:*:*:*:*

References 2