---
id: CVE-2026-94250
title: "Allocation of resources without limits or throttling vulnerability in batch-requests plugin in Apache APISIX.\n\n\n\nAn unauthenticated caller can drive a gateway worker into OOM via a route where the batch-requests plugin is used and the\_ba…"
summary: "Allocation of resources without limits or throttling vulnerability in batch-requests plugin in Apache APISIX.\n\n\n\nAn unauthenticated caller can drive a gateway worker into OOM via a route where the batch-requests plugin is used and the\_ba…"
severity: high
cvss: 8.2
cvssVector: 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'
cwe:
  - CWE-770
vendor: Apache Software Foundation
product: Apache APISIX
affected:
  - apache_apisix >= 1.3.0 <= 3.18.0
published: '2026-10-01'
updated: '2026-10-01'
sourceUpdated: '2026-10-01T12:54:27.463'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-94250'
references:
  - url: 'https://lists.apache.org/thread.html/l7o9w8pw3w3f12vf9ybm7xtfzoo6qct4'
    label: security@apache.org
tags:
  - nvd
  - cve.org
cvssSource: cna
ingestedAt: '2026-10-01T11:42:53.820Z'
---

## Overview

Allocation of resources without limits or throttling vulnerability in batch-requests plugin in Apache APISIX.



An unauthenticated caller can drive a gateway worker into OOM via a route where the batch-requests plugin is used and the batch endpoint is publicly exposed. This issue affects Apache APISIX: from 1.3.0 through 3.18.0.



Users are recommended to upgrade to version 3.19.0, which fixes the issue.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.