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.
History

Mon, 31 Aug 2026 19:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:apache:apisix:*:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}


Thu, 27 Aug 2026 13:30:00 +0000

Type Values Removed Values Added
References
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 27 Aug 2026 10:45:00 +0000

Type Values Removed Values Added
First Time appeared Apache
Apache apisix
Vendors & Products Apache
Apache apisix

Thu, 27 Aug 2026 09:30:00 +0000

Type Values Removed Values Added
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.
Title Apache APISIX: Cross-user response poisoning in serverless plugins
Weaknesses CWE-444
References
Metrics cvssV4_0

{'score': 7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published: 2026-08-27T09:16:06.985Z

Updated: 2026-08-27T12:05:30.790Z

Reserved: 2026-08-17T08:09:53.876Z

Link: CVE-2026-74848

cve-icon Vulnrichment

Updated: 2026-08-27T10:22:00.110Z

cve-icon NVD

Status : Analyzed

Published: 2026-08-27T10:16:36.337

Modified: 2026-08-31T19:00:05.163

Link: CVE-2026-74848

cve-icon Redhat

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