CVE-2026-91865

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.

Score

CVSS 3.1 7.5 High

Status

Analyzed - security@apache.org

Published

2026-09-21

Last modified

2026-09-21

Weaknesses

CWE-770

Affected products

• Neethi (Apache)
• Apache Neethi (Apache Software Foundation)

References

• https://lists.apache.org/thread/l48btqh02rlpsgf5p6r5ltqk1cb69dtc
• http://www.openwall.com/lists/oss-security/2026/09/18/12