The SPIP referer_spam plugin versions prior to 1.3.0 contain an unauthenticated SQL injection vulnerability in the referer_spam_ajouter and referer_spam_supprimer action handlers.
CVSS 4.0CRITICAL 9.3·Network·No auth·No interaction·EPSS 0.00677·Published 2026-02-25·Fixed in 1.3.0CWE-89