bin/compile-messages.py in Django 0.95 does not quote argument strings before invoking the msgfmt program through the os.system function, which allows attackers to execute arbitrary commands via shell metacharacters in a (1) .po or (2) .mo file.
bin/compile-messages.py
"https://github.com/pypa/advisory-database/blob/main/vulns/django/PYSEC-2026-630.yaml"