CVE-2026-66143: Apache Neethi: Missing global alternative-output budget across policy computation paths

Published Jul 24, 2026
·
Updated

It is possible to bypass the maximum number of normalized policy alternatives that was introduced in Apache Neethi 3.2.2 via certain crafted policies, which may lead to a denial of service attack via resource consumption. Users are recommended to upgrade to version 3.2.3, which fixes this issue.

Affected Software

3 affected componentsFixes available
Apache Neethi<3.2.3
Apache Neethi=3.2.2
IBM CICS TX Advanced<=10.1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Apache Neethi to a version that resolves this vulnerability.

    Fixed in 3.2.3

Event History

Jul 24, 2026
CVE Published
via MITRE·12:07 PM
Data Sourced
via MITRE·12:07 PM
DescriptionWeakness
Data Sourced
via NVD·01:18 PM
DescriptionSeverityWeaknessAffected Software
Sep 16, 2026
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2026-66143?

The severity of CVE-2026-66143 is rated high with a CVSS score of 7.5.

2

How do I fix CVE-2026-66143?

To fix CVE-2026-66143, upgrade Apache Neethi to version 3.2.3.

3

What is the risk associated with CVE-2026-66143?

CVE-2026-66143 has a risk rating of 46 and can lead to denial of service attacks.

4

What version of Apache Neethi is affected by CVE-2026-66143?

Apache Neethi version 3.2.2 is affected by CVE-2026-66143.

5

What type of attack does CVE-2026-66143 potentially enable?

CVE-2026-66143 potentially enables denial of service attacks through resource consumption.

Contact

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