CVE-2026-124723Apache APISIX: unauthorized access to mTLS protected resources

Descripción

Interpretation Conflict, leading to Incorrect Authorization vulnerability in Apache APISIX. With match_uri_encoded_slash enabled and skip_mtls_uri_regex configured, a client without a certificate can reach an upstream behind a route that requires one, limited to request paths that decode to an exempted URI. This issue affects Apache APISIX: from 3.18.0 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/0r8dv4ytw5mkhrozlg7mgb9h6z5y7hpn vendor-advisory
• http://www.openwall.com/lists/oss-security/2026/11/13/10