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OpenAdvisories
High · 8.2 CVE-2026-94250 EUVD-2026-90767GHSA-2qwv-5jcq-cgff

Apache APISIX: Batch response aggregation can exhaust worker memory

Published Oct 1, 2026 · Updated Oct 1, 2026 · Assigned by apache

Description

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.

Affected products

VendorProductAffectedFixed
Apache Software Foundation Apache APISIX 1.3.0 – ≤ 3.18.0 —

References