CVE-2026-84714 Automation-controller: automation-controller: incomplete sanitize_jinja() regex allows jinja template injection into ad-hoc module_args, machine-credential fields, and host names, reaching ansible-core templating in the execution environment

A flaw was found in the automation-controller input-validation guard sanitizejinja. The function uses two regular expressions to reject user-supplied Jinja, but the patterns stop at the first interior '' or '%' character, so a Jinja expression containing an inner brace for example an empty dict i...