CVE-2026-94250NVD

Vulnerability Summary

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.

Severity Level

HIGH(8.2)

Published Date

Oct 1, 2026

Last Modified

Oct 1, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.32%Probability

Root Weakness (CWE)

CWE-770: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CVSS v4.0 Base Metrics — Score 8.2 (HIGH)

Attack VectorNetwork

Attack ComplexityLow

Attack RequirementsPresent

Privileges RequiredNone

User InteractionNone

Confidentiality (Vulnerable System)None

Integrity (Vulnerable System)None

Availability (Vulnerable System)High

Confidentiality (Subsequent System)None

Integrity (Subsequent System)None

Availability (Subsequent System)None

Affected & Patched Versions

Affected Versions

Apache Software Foundation Apache APISIX >= 1.3.0 and <= 3.18.0

Patched Versions

Apache Software Foundation Apache APISIX 3.18.0

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