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CVE PROGRAM SOURCE RECORD7.5 High

CVE-2026-66257

Apache Qpid Proton-J: Unbounded symbol value caching can lead to pre-authentication resource exhaustion

Description

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

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Apache Software Foundation Apache Qpid Proton-J

Default version status: unaffected

  • 0 to ≤ 0.34.1affected

References