Erreur SQL !
FROM posts WHERE (REPLACE (titre_post,"é","e") LIKE "%..\\etc\\passwd"))/**/aS/**/JYlP/**/wHERE/**/1819/**/lIKE/**/1819%" OR REPLACE (texte_post,"é","e") LIKE "%..\\etc\\passwd"))/**/aS/**/JYlP/**/wHERE/**/1819/**/lIKE/**/1819%") AND affiche_post="1" AND sujet_post="1" ORDER BY id_post DESC