prive/formulaires/configurerpreferences.php in SPIP before 3.2.8 does not properly validate the couleur, display, displaynavigation, displayoutils, imessage, and spipecran parameters.
{ "availability": "No subscription required", "binaries": [ { "binary_name": "spip", "binary_version": "3.1.4-4~deb9u5build0.18.04.1" } ] }