@rhinostone/swig: arbitrary local file read via include/extends path traversal

Overview @rhinostone/swig is a maintained fork of the abandoned swig template engine and inherited the directory-traversal vulnerability tracked upstream as CVE-2023-25345 / GHSA-2rq5-699j-x7p6. The % include %, % extends %, and % import % tags resolve their target path through the filesystem...