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Medium · 5.3 CVE-2026-49872 EUVD-2026-38026GHSA-cxx6-444w-8847

Apache APISIX: Improper authentication in cas-auth plugin

Published Jun 19, 2026 · Updated Jun 22, 2026 · Assigned by apache

Description

Improper Authentication vulnerability in Apache APISIX.

When the cas-auth plugin is used in a route, an attacker can possibly authenticate itself with credentials from a different source.
This issue affects Apache APISIX: from 3.0.0 through 3.16.0.

Users are recommended to upgrade to version 3.17.0, which fixes the issue.

Affected products

VendorProductAffectedFixed
Apache Software Foundation Apache APISIX 3.0.0 – ≤ 3.16.0 —

References