Vulnerable

SELECT * FROM gallery2 WHERE topic_id="302596" UNION SELECT * FROM gallery2 WHERE topic_id="1063864" UNION SELECT * FROM gallery2 WHERE topic_id="1784639" UNION SELECT * FROM gallery2 WHERE topic_id="1391644" UNION SELECT * FROM gallery2 WHERE topic_id="1632718" UNION SELECT * FROM gallery2 WHERE topic_id="832042" UNION SELECT * FROM gallery2 WHERE topic_id="719420" UNION SELECT * FROM gallery2 WHERE topic_id="535294" UNION SELECT * FROM gallery2 WHERE topic_id="124911" UNION SELECT * FROM gallery2 WHERE topic_id="1356308" UNION SELECT * FROM gallery2 WHERE topic_id="423343" UNION SELECT * FROM gallery2 WHERE topic_id="1667555" UNION SELECT * FROM gallery2 WHERE topic_id="73422" UNION SELECT * FROM gallery2 WHERE topic_id="1174809" UNION SELECT * FROM gallery2 WHERE topic_id="610368" UNION SELECT * FROM gallery2 WHERE topic_id="525538"