SPIP before 3.2.14 and 4.x before 4.0.5 allows unauthenticated access to information about editorial objects.
https://lists.debian.org/debian-security-announce/2022/msg00060.html
https://lists.debian.org/debian-lts-announce/2022/03/msg00020.html
https://git.spip.net/spip/medias/commit/3014b845da2dd8ad15ff04b50fd9dbba388a9ca2
https://blog.spip.net/Mise-a-jour-critique-de-securite-sorties-de-SPIP-4-0-5-et-SPIP-3-2-14.html