https://spip.lerebooteux.fr/Unsupported-Branches This page lists the end of life date for each unsupported branch of SPIP. If you are using these releases, you are strongly urged to upgrade to a current version, as using older versions may expose you to security vulnerabilities and bugs that have been fixed in more recent versions of SPIP. Branch End of life Last release 4.2 23 February 2026 4.2.9 4.1 23 January 2025 4.1.15 4.0 23 February 2023 (…) en SPIP - www.spip.net