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Fencer Vulns
high 7.5

CVE-2026-66143 json

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

published 2026-07-24 3 mo ago modified 2026-10-24 16 d ago also EUVD-2026-48579

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 58%
public exploits
0
none known

Summary

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.

Patch / fix

  • Apache Software Foundation Apache Neethi 3.2.3

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-66143 updated cvss 7.5

Apache Neethi: Apache Neethi: Denial of Service via crafted policies

  • Red Hat build of Apache Camel for Spring Boot 4 neethi 3.2.4.redhat-00001 Red Hat Fuse 7 neethi 3.2.4.redhat-00001 Red Hat JBoss Enterprise Application Platform 7 neethi 3.2.4.redhat-00001 Red Hat JBoss Enterprise Application Platform 8 neethi 3.2.4.redhat-00001 Red Hat Single Sign-On 7 neethi 3.2.4.redhat-00001
    affected: workaround, no fix available “Update to Apache Neethi version 3.2.3 or later.”
  • Red Hat build of Apache Camel 4 for Quarkus 3 neethi 3.2.4.redhat-00001
    not affected: vulnerable code not present
  • Red Hat JBoss Enterprise Application Platform Expansion Pack neethi 3.2.4.redhat-00001
    not affected: component not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
3 mo ago

Exploit prediction

0.85% chance of exploitation in the next 30 days, higher than 58% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

  • Apache Software Foundation Apache Neethi

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.