HIGH

CVE-2026-66274

Apache Qpid Proton J 2026-08-05 CVSS v3.1

CVSS

7.5

Description

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

Weakness (CWE)

CWE-674

EPSS Score

0.49%

Probability of exploitation in next 30 days

41.4th percentile

References

https://lists.apache.org/thread/h7xolzws2by2qhdjf7scbx87foxojb5h Vendor Advisory http://www.openwall.com/lists/oss-security/2026/08/04/10 Third Party Advisory

View on dbcve.org

Base CVE data derived from NVD (public domain). Enrichment by dbcve.org (CC-BY-4.0). Fetched via API.

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