CVE-2026-91865 — Apache Neethi: Crafted policy references cause exponential expansion during normalization leading to denial of service

CVE-2026-91865

Apache Neethi: Crafted policy references cause exponential expansion during normalization leading to denial of service PUBLISHED

Description (CNA)

A small WS-Policy document using repeated policy references can force Neethi to re-expand the same references exponentially during normalization, consuming huge amounts of CPU and memory (denial of service). Users are recommended to upgrade to version 3.2.4, which fixes this issue.

Affected (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache Neethi	affected 0 before 3.2.4

CWE

No CWE identifiers supplied.

References

https://lists.apache.org/thread/l48btqh02rlpsgf5p6r5ltqk1cb69dtc

ADP enrichment

CVE

No English description supplied.

http://www.openwall.com/lists/oss-security/2026/09/18/12

CISA-ADP

No English description supplied.

No references supplied.