CVE-2026-74848

HighCVSS 7.5/10Last modified Aug 31, 2026

Description

Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in Apache APISIX.

An attacker could make other clients receive attacker-chosen or other users' responses on serverless-plugin routes.

This issue affects Apache APISIX: from 2.12.0 through 3.17.0.

Users are recommended to upgrade to version 3.18.0, which fixes the issue.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Weakness enumeration

CWE-444

Affected software

Vendor	Product	Versions
Apache Software Foundation	Apache APISIX	>= 2.12.0, <= 3.17.0

References

https://lists.apache.org/thread/xdgpszmw8dw4wvmfxy043d83m150kx3nMailing List, Vendor Advisory
http://www.openwall.com/lists/oss-security/2026/08/26/12Mailing List, Third Party Advisory

Timeline

Published: Aug 27, 2026
Last modified: Aug 31, 2026
NVD status: Analyzed

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