Vulnerability in Apache Software Foundation Apache Neethi

[ Description ]Official description

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.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

• BSI CERT-Bund3 Nov 2026WID-SEC-2026-4320

  IBM WebSphere Application Server: Multiple vulnerabilities allow denial of service Translated from German

  Risk mediumCVE-2026-91865CVE-2026-91867
• BSI CERT-Bund3 Nov 2026WID-SEC-2026-4314

  IBM WebSphere Application Server Liberty: Multiple vulnerabilities Translated from German

  Risk mediumCVE-2026-93879CVE-2026-108284CVE-2026-10844+6 more CVEs

[ References ]References

• lists.apache.org/thread/l48btqh02rlpsgf5p6r5ltqk1cb69dtcvendor-advisory