{"categories":["PHP"],"type":"rich","height":"190","version":"1.0","published":"2011-11-05 10:19:11","blog_url":"https://rui-hi.hatenadiary.org/","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Frui-hi.hatenadiary.org%2Fentry%2F20111105%2F1320455951\" title=\"PHP 5.4\u306b\u304a\u3051\u308bhtmlspecialchars()\u306e\u554f\u984c - Opensource days\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"Opensource days","author_url":"https://blog.hatena.ne.jp/rui_hi/","title":"PHP 5.4\u306b\u304a\u3051\u308bhtmlspecialchars()\u306e\u554f\u984c","url":"https://rui-hi.hatenadiary.org/entry/20111105/1320455951","image_url":null,"author_name":"rui_hi","width":"100%","provider_name":"Hatena Blog","description":"PHP 5.4 beta 2\u304c\u51fa\u3066\u3044\u308b\u3068\u3053\u308d\u3067\u3059\u304c\u3001\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9(html.c)\u3092\u898b\u3066\u3044\u3066\u3001XSS\u5bfe\u7b56\u3067\u4f7f\u7528\u3055\u308c\u308b htmlspecialchars()\u306e\u6587\u5b57\u30b3\u30fc\u30c9\u6307\u5b9a\u304cPHP 5.3\u3068\u306f\u7570\u306a\u308b\u52d5\u4f5c\u3092\u3059\u308b\u3053\u3068\u306b\u6c17\u304c\u4ed8\u304d\u307e\u3057\u305f\u3002\u5185\u90e8\u6587\u5b57\u30b3\u30fc\u30c9(mbstring.internal_encoding)\u304c\u4f7f\u7528\u3055\u308c\u308b\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30b7\u30c1\u30e5\u30a8\u30fc\u30b7\u30e7\u30f3\u3067\u3059\u3002 <?php // test.php echo htmlspecialchars(\"foo\",ENT_QUOTES,\"\"); mbstring.internal_encoding=\"SJIS-win\"\u3068\u6307\u5b9a\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002(\u63a8\u5968\u306f\u3067\u304d\u307e\u305b\u3093\u304c\u3001)\u5916\u5b57\u5bfe\u5fdc\uff08\u2026"}