{"description":"\u74b0\u5883 Rails 8.0 safe_join\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9 Rails\u306e\u30d3\u30e5\u30fc\u3067\u8907\u6570\u306e\u6587\u5b57\u5217\u3092HTML\u30bf\u30b0\u3067\u7d50\u5408\u3057\u305f\u3044\u5834\u9762\u304c\u3042\u308b\u3002\u305f\u3068\u3048\u3070\u8907\u6570\u884c\u306e\u30c6\u30ad\u30b9\u30c8\u3092<br>\u533a\u5207\u308a\u3067\u8868\u793a\u3057\u305f\u3044\u3068\u304d\u3001\u7d20\u6734\u306b\u66f8\u304f\u3068\u3053\u3046\u306a\u308b\u3002 lines.join(\"<br>\").html_safe \u3053\u308c\u3067\u52d5\u304f\u306b\u306f\u3059\u308b\u304c\u3001html_safe\u3092\u4f7f\u3046\u3068\u5168\u4f53\u306eHTML\u30a8\u30b9\u30b1\u30fc\u30d7\u304c\u7121\u52b9\u306b\u306a\u308a\u3001lines\u306e\u4e2d\u306b\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u304c\u6df7\u5165\u3057\u3066\u3044\u308b\u3068 XSS \u306e\u6e29\u5e8a\u306b\u306a\u308b\u3002\u305d\u3053\u3067\u4f7f\u3046\u306e\u304csafe_join\u3060\u3002 module ApplicationHelper def make_sample_lines lines = [] lines << \"\u308a\u2026","width":"100%","version":"1.0","blog_title":"\u52d5\u304b\u3056\u308b\u3053\u3068\u30d0\u30b0\u306e\u5982\u3057","height":"190","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/thr3a/","url":"https://blog.turai.work/entry/20260610/1781045455","type":"rich","author_name":"thr3a","blog_url":"https://blog.turai.work/","title":"\u5b89\u6613\u306bhtml_safe\u4f7f\u3046\u306a safe_join\u4f7f\u3048","categories":["rails"],"image_url":null,"published":"2026-06-10 07:50:55","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.turai.work%2Fentry%2F20260610%2F1781045455\" title=\"\u5b89\u6613\u306bhtml_safe\u4f7f\u3046\u306a safe_join\u4f7f\u3048 - \u52d5\u304b\u3056\u308b\u3053\u3068\u30d0\u30b0\u306e\u5982\u3057\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}