---
id: CVE-2026-91864
title: >-
  A specially crafted WS-Policy document can pack unlimited content inside a
  policy assertion, which Neethi copies into memory without counting it against
  its size limits, exhausting the heap (denial of service).

  Users are recommended to u…
summary: >-
  A specially crafted WS-Policy document can pack unlimited content inside a
  policy assertion, which Neethi copies into memory without counting it against
  its size limits, exhausting the heap (denial of service).

  Users are recommended to u…
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-770
vendor: apache
product: neethi
affected:
  - neethi < 3.2.4
patched:
  - neethi 3.2.4
published: '2026-09-21'
updated: '2026-09-25'
sourceUpdated: '2026-09-25T13:09:39.500'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-91864'
references:
  - url: 'https://lists.apache.org/thread/400kbynbyhqhsjkv1yz251jm9wdz8z69'
    label: security@apache.org
  - url: 'http://www.openwall.com/lists/oss-security/2026/09/18/11'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-91864.json
  - url: 'https://access.redhat.com/security/cve/CVE-2026-91864'
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2539034'
  - url: 'https://www.cve.org/CVERecord?id=CVE-2026-91864'
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-91864'
tags:
  - nvd
  - cve.org
  - csaf
  - vex
  - red-hat
epss: 0.0074
epssPercentile: 0.54403
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-21T13:27:33.548043Z'
ingestedAt: '2026-09-21T11:35:54.433Z'
---

## Overview

A specially crafted WS-Policy document can pack unlimited content inside a policy assertion, which Neethi copies into memory without counting it against its size limits, exhausting the heap (denial of service).
Users are recommended to upgrade to version 3.2.4, which fixes this issue.

## Affected

- `neethi < 3.2.4`

## Remediation

Upgrade past the affected range:

- `neethi 3.2.4`

## Vendor advisories

- **Red Hat VEX** · Important · affected: Red Hat build of Apache Camel 4 for Quarkus 3, Red Hat build of Apache Camel for Spring Boot 4, Red Hat JBoss Enterprise Application Platform 7, Red Hat JBoss Enterprise Application Platform 8, Red Hat Single Sign-On 7 · no fix planned: Red Hat JBoss Enterprise Application Platform 7, Red Hat Single Sign-On 7, Red Hat build of Apache Camel 4 for Quarkus 3, Red Hat build of Apache Camel for Spring Boot 4, … · updated 2026-10-16 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-91864.json)