CVE-2026-91863: Apache Neethi: Uncontrolled recursion while parsing crafted WS-Policy documents allows denial of service

Published Sep 18, 2026
·
Updated

A specially crafted WS-Policy document with deeply nested policy elements can bypass Neethi's nesting-depth limit and exhaust the thread stack, crashing the parser (denial of service). Users are recommended to upgrade to version 3.2.4, which fixes this issue.

Affected Software

1 affected component
Apache Neethi<3.2.4

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Apache Neethi to a version that resolves this vulnerability.

    Fixed in 3.2.4Patch CVE-2026-91863

Event History

Sep 21, 2026
CVE Published
via MITRE·11:25 AM
Data Sourced
via MITRE·11:25 AM
Description

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203