CVE-2026-124680Apache APISIX: Route-level authentication bypass via path normalization mismatch between routing and upstream forwarding

Descripción

Interpretation Conflict, resulting in (Incorrect Authorization) vulnerability in Apache APISIX. An unauthenticated client can reach upstream paths protected by a route-level auth plugin when a route without auth exists on the same upstream and the upstream does not collapse encoded dot segments. This issue affects Apache APISIX: from 0.9 through 3.19.0. Users are recommended to upgrade to version 3.20.0, which fixes the issue.

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Referencias y parches

• https://lists.apache.org/thread/tsr691p4s58572og5f88p831vygbflvz vendor-advisory
• http://www.openwall.com/lists/oss-security/2026/11/13/7