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CVE-2026-31908

CRITICAL CVSS: 9.1 Published: 2026-04-14 Modified: 2026-06-17

Description

Header injection vulnerability in Apache APISIX. The attacker can take advantage of certain configuration in forward-auth plugin to inject malicious headers. This issue affects Apache APISIX: from 2.12.0 through 3.15.0. Users are recommended to upgrade to version 3.16.0, which fixes the issue.

Affected Platforms

Apache Apisix

Weakness Type

CWE-75

References