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Description

Apache Neethi does not properly detect circular references in policy definitions. When a WS-Policy document contains circular policy references (where Policy A references Policy B which references Policy A), the policy normalization process can enter an infinite loop or cause excessive recursion, leading to a stack overflow or application hang. An attacker can craft malicious policy documents with circular references to cause a Denial of Service condition Users are recommended to upgrade to version 3.2.2, which fixes this issue.

PUBLISHED Reserved 2026-04-27 | Published 2026-05-01 | Updated 2026-05-01 | Assigner apache




HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Problem types

CWE-400 Uncontrolled Resource Consumption

Product status

Default status
unaffected

Any version before 3.2.2
affected

References

lists.apache.org/thread/zm6t8skkkskjwk1881l4m4n0l7dqclzo vendor-advisory

cve.org (CVE-2026-42403)

nvd.nist.gov (CVE-2026-42403)

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