{"id":233,"date":"2025-05-14T00:00:00","date_gmt":"2025-05-10T19:03:49","guid":{"rendered":"https:\/\/minna-systems.co.jp\/test\/blog\/xss-testing-basics\/"},"modified":"2025-12-16T10:20:04","modified_gmt":"2025-12-16T01:20:04","slug":"xss-testing-basics","status":"publish","type":"post","link":"https:\/\/minna-systems.co.jp\/test\/security-test\/xss-testing-basics\/","title":{"rendered":"XSS\u3068\u306f\uff1fCSRF\u3068\u306e\u9055\u3044\u3092\u8a73\u3057\u304f\u6bd4\u8f03"},"content":{"rendered":"\n<p>Web\u30a2\u30d7\u30ea\u306e\u8106\u5f31\u6027\u3068\u3057\u3066\u3088\u304f\u30bb\u30c3\u30c8\u3067\u8a9e\u3089\u308c\u308b\u306e\u304c\u300cXSS\u300d\u3068\u300cCSRF\u300d\u3067\u3059\u3002<br>\u540d\u524d\u304c\u4f3c\u3066\u3044\u3066\u6df7\u540c\u3055\u308c\u304c\u3061\u3067\u3059\u304c\u3001<strong>\u72d9\u3044\u3082\u6210\u7acb\u6761\u4ef6\u3082\u5bfe\u7b56\u3082\u5225\u7269<\/strong>\u3067\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u7d50\u8ad6\u2192\u5177\u4f53\u4f8b\u2192\u5bfe\u7b56\u2192\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u306e\u9806\u3067\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7d50\u8ad6\uff1aXSS\u3068CSRF\u306e\u9055\u3044\uff08\u6bd4\u8f03\u8868\uff09<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>XSS<\/strong>\uff1a\u30e6\u30fc\u30b6\u30fc\u306e\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067 <strong>\u60aa\u610f\u3042\u308b\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u5b9f\u884c\u3055\u305b\u308b<\/strong> \u653b\u6483<\/li>\n\n\n\n<li><strong>CSRF<\/strong>\uff1a\u30ed\u30b0\u30a4\u30f3\u4e2d\u30e6\u30fc\u30b6\u30fc\u306b <strong>\u610f\u56f3\u3057\u306a\u3044\u64cd\u4f5c\uff08\u72b6\u614b\u5909\u66f4\uff09\u3092\u3055\u305b\u308b<\/strong> \u653b\u6483<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u9805\u76ee<\/th><th>XSS\uff08\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\uff09<\/th><th>CSRF\uff08\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30ea\u30af\u30a8\u30b9\u30c8\u30d5\u30a9\u30fc\u30b8\u30a7\u30ea\uff09<\/th><\/tr><\/thead><tbody><tr><td>\u72d9\u3044<\/td><td>\u30d6\u30e9\u30a6\u30b6\u3067\u4e0d\u6b63\u306a\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u52d5\u304b\u3059<\/td><td>\u30ed\u30b0\u30a4\u30f3\u4e2d\u306e\u6a29\u9650\u3067\u610f\u56f3\u3057\u306a\u3044\u64cd\u4f5c\u3092\u5b9f\u884c\u3055\u305b\u308b<\/td><\/tr><tr><td>\u4e3b\u306a\u88ab\u5bb3<\/td><td>\u753b\u9762\u6539\u3056\u3093\u3001\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u8a98\u5c0e\u3001\u60c5\u5831\u6f0f\u3048\u3044\uff08\u30bb\u30c3\u30b7\u30e7\u30f3\u7b49\uff09\u3001\u4e0d\u6b63\u64cd\u4f5c\u306e\u8db3\u304c\u304b\u308a<\/td><td>\u30d1\u30b9\u30ef\u30fc\u30c9\u5909\u66f4\u3001\u30e1\u30fc\u30eb\u5909\u66f4\u3001\u9001\u91d1\u3001\u6295\u7a3f\/\u524a\u9664\u306a\u3069\u306e\u300c\u72b6\u614b\u5909\u66f4\u300d<\/td><\/tr><tr><td>\u6210\u7acb\u6761\u4ef6<\/td><td>\u51fa\u529b\u6642\u306e\u6271\u3044\u30df\u30b9\uff08\u30a8\u30b9\u30b1\u30fc\u30d7\u4e0d\u8db3\u306a\u3069\uff09<\/td><td>Cookie\u304c\u81ea\u52d5\u9001\u4fe1\u3055\u308c\u308b\u8a2d\u8a08\uff0b\u6b63\u5f53\u6027\u78ba\u8a8d\u304c\u5f31\u3044<\/td><\/tr><tr><td>\u5165\u53e3\u306b\u306a\u308a\u3084\u3059\u3044\u5834\u6240<\/td><td>\u30b3\u30e1\u30f3\u30c8\u3001\u691c\u7d22\u7d50\u679c\u3001\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u3001\u7ba1\u7406\u753b\u9762\u306e\u5165\u529b\u306a\u3069<\/td><td>\u5916\u90e8\u30b5\u30a4\u30c8\u306e\u30ea\u30f3\u30af\/\u30d5\u30a9\u30fc\u30e0\/\u753b\u50cf\/JS\u306a\u3069\u304b\u3089\u306e\u8a98\u5c0e<\/td><\/tr><tr><td>\u4ee3\u8868\u7684\u306a\u5bfe\u7b56<\/td><td><strong>\u51fa\u529b\u6642\u30a8\u30b9\u30b1\u30fc\u30d7\uff08\u6587\u8108\u5225\uff09<\/strong>\u3001\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u81ea\u52d5\u30a8\u30b9\u30b1\u30fc\u30d7\u3001CSP<\/td><td><strong>CSRF\u30c8\u30fc\u30af\u30f3<\/strong>\u3001SameSite Cookie\u3001Origin\/Referer\u691c\u8a3c\uff08\u88dc\u52a9\uff09<\/td><\/tr><tr><td>\u30c6\u30b9\u30c8\u89b3\u70b9<\/td><td>HTML\/\u5c5e\u6027\/JS\/URL\u305d\u308c\u305e\u308c\u306e\u6587\u8108\u3067\u7121\u5bb3\u5316\u3067\u304d\u3066\u3044\u308b\u304b<\/td><td>\u30c8\u30fc\u30af\u30f3\u7121\u3057\u30fb\u4e0d\u6b63Origin\u3067\u72b6\u614b\u5909\u66f4\u304c\u901a\u3089\u306a\u3044\u304b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">XSS\uff08\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30b9\u30af\u30ea\u30d7\u30c6\u30a3\u30f3\u30b0\uff09\u3068\u306f<\/h2>\n\n\n\n<p>XSS\u306f\u3001\u30a2\u30d7\u30ea\u304c\u53d7\u3051\u53d6\u3063\u305f\u5165\u529b\u5024\u3092\u9069\u5207\u306b\u7121\u5bb3\u5316\u305b\u305a\u306b\u8868\u793a\u3057\u3066\u3057\u307e\u3044\u3001\u7d50\u679c\u3068\u3057\u3066 <strong>\u95b2\u89a7\u8005\u306e\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u4e0d\u6b63\u306a\u30b9\u30af\u30ea\u30d7\u30c8\u304c\u52d5\u304f<\/strong> \u8106\u5f31\u6027\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u62bc\u3055\u3048\u308b\u3079\u304d\u30dd\u30a4\u30f3\u30c8\u306f\u6b21\u306e2\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>XSS\u306f\u300c\u5165\u529b\u304c\u5371\u306a\u3044\u300d\u3088\u308a\u3082\u3001<strong>\u51fa\u529b\uff08\u8868\u793a\uff09\u306e\u6271\u3044\u304c\u5371\u306a\u3044<\/strong><\/li>\n\n\n\n<li>\u5bfe\u7b56\u306e\u4e2d\u5fc3\u306f\u300c\u5165\u529b\u30c1\u30a7\u30c3\u30af\u300d\u3067\u306f\u306a\u304f\u3001<strong>\u51fa\u529b\u6642\u306e\u30a8\u30b9\u30b1\u30fc\u30d7\uff08\u6587\u8108\u5225\uff09<\/strong><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">CSRF\uff08\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\u30ea\u30af\u30a8\u30b9\u30c8\u30d5\u30a9\u30fc\u30b8\u30a7\u30ea\uff09\u3068\u306f<\/h2>\n\n\n\n<p>CSRF\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30ed\u30b0\u30a4\u30f3\u4e2d\u3067\u3042\u308b\u3053\u3068\u3092\u5229\u7528\u3057\u3066\u3001\u653b\u6483\u8005\u304c\u7528\u610f\u3057\u305f\u30da\u30fc\u30b8\u306a\u3069\u304b\u3089 <strong>\u672c\u4eba\u306e\u610f\u601d\u306b\u53cd\u3057\u3066\u201c\u72b6\u614b\u5909\u66f4\u30ea\u30af\u30a8\u30b9\u30c8\u201d\u3092\u9001\u3089\u305b\u308b<\/strong> \u653b\u6483\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30d6\u30e9\u30a6\u30b6\u306f\u901a\u5e38\u3001\u5bfe\u8c61\u30b5\u30a4\u30c8\u3078\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306bCookie\u3092\u81ea\u52d5\u7684\u306b\u4ed8\u3051\u308b\u305f\u3081\u3001\u30b5\u30fc\u30d0\u5074\u304c\u300c\u3053\u306e\u64cd\u4f5c\u306f\u672c\u4eba\u306e\u610f\u601d\u304b\uff1f\u300d\u3092\u8ffd\u52a0\u3067\u78ba\u8a8d\u3057\u306a\u3044\u3068\u6210\u7acb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5177\u4f53\u4f8b\u3067\u7406\u89e3\u3059\u308b\uff1aXSS\u3068CSRF\u306e\u5178\u578b\u30d1\u30bf\u30fc\u30f3<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/minna-systems.co.jp\/test\/wp-content\/uploads\/2025\/05\/xss_csrf_flow_q85-683x1024.webp\" alt=\"\" class=\"wp-image-1584\" style=\"aspect-ratio:0.6670109384535937;width:287px;height:auto\" srcset=\"https:\/\/minna-systems.co.jp\/test\/wp-content\/uploads\/2025\/05\/xss_csrf_flow_q85-683x1024.webp 683w, https:\/\/minna-systems.co.jp\/test\/wp-content\/uploads\/2025\/05\/xss_csrf_flow_q85-200x300.webp 200w, https:\/\/minna-systems.co.jp\/test\/wp-content\/uploads\/2025\/05\/xss_csrf_flow_q85-768x1152.webp 768w, https:\/\/minna-systems.co.jp\/test\/wp-content\/uploads\/2025\/05\/xss_csrf_flow_q85.webp 1024w\" sizes=\"auto, (max-width: 683px) 100vw, 683px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">XSS\u306e\u4f8b<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30e1\u30f3\u30c8\u6b04\u3084\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u306e\u300c\u81ea\u5df1\u7d39\u4ecb\u300d\u306a\u3069\u3001\u30e6\u30fc\u30b6\u30fc\u5165\u529b\u304c\u753b\u9762\u306b\u8868\u793a\u3055\u308c\u308b<\/li>\n\n\n\n<li>\u8868\u793a\u306b\u30a8\u30b9\u30b1\u30fc\u30d7\u6f0f\u308c\u304c\u3042\u308b<\/li>\n\n\n\n<li>\u5165\u529b\u306b\u6df7\u305c\u305f\u30b3\u30fc\u30c9\u304c\u95b2\u89a7\u8005\u306e\u30d6\u30e9\u30a6\u30b6\u3067\u52d5\u304f<br>\u2192 \u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\u8a98\u5c0e\u3001\u753b\u9762\u6539\u3056\u3093\u3001\u60c5\u5831\u53d6\u5f97\u306a\u3069\u306b\u3064\u306a\u304c\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">CSRF\u306e\u4f8b<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30e6\u30fc\u30b6\u30fc\u304c\u3042\u306a\u305f\u306e\u30b5\u30fc\u30d3\u30b9\u306b\u30ed\u30b0\u30a4\u30f3\u4e2d<\/li>\n\n\n\n<li>\u653b\u6483\u8005\u306e\u30b5\u30a4\u30c8\u3092\u958b\u304f<\/li>\n\n\n\n<li>\u305d\u306e\u30da\u30fc\u30b8\u5185\u306e\u4ed5\u639b\u3051\u3067\u3001\u3042\u306a\u305f\u306e\u30b5\u30fc\u30d3\u30b9\u306b\u300c\u30e1\u30fc\u30eb\u5909\u66f4\u300d\u300c\u30d1\u30b9\u30ef\u30fc\u30c9\u5909\u66f4\u300d\u306a\u3069\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u9001\u3089\u308c\u308b<\/li>\n\n\n\n<li>\u30b5\u30fc\u30d0\u304cCSRF\u30c8\u30fc\u30af\u30f3\u7b49\u3067\u9632\u3044\u3067\u3044\u306a\u3044\u3068\u3001<strong>\u30ed\u30b0\u30a4\u30f3\u4e2d\u306e\u6b63\u898f\u30e6\u30fc\u30b6\u30fc\u64cd\u4f5c\u3068\u3057\u3066\u901a\u308b<\/strong>\u3053\u3068\u304c\u3042\u308b<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u306a\u305c\u6df7\u540c\u3055\u308c\u308b\uff1f\u3069\u3053\u304c\u6c7a\u5b9a\u7684\u306b\u9055\u3046\uff1f<\/h2>\n\n\n\n<p>\u6df7\u540c\u3055\u308c\u304c\u3061\u306a\u306e\u306f\u3001\u3069\u3061\u3089\u3082\u300c\u30d6\u30e9\u30a6\u30b6\u300d\u304c\u7d61\u3080\u304b\u3089\u3067\u3059\u3002\u3067\u3059\u304c\u672c\u8cea\u306f\u9055\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>XSS<\/strong>\uff1a\u30d6\u30e9\u30a6\u30b6\u306e\u4e2d\u3067 <strong>\u30b3\u30fc\u30c9\u304c\u5b9f\u884c\u3055\u308c\u308b<\/strong>\uff08\u8868\u793a\u306e\u5b89\u5168\u6027\u306e\u554f\u984c\uff09<\/li>\n\n\n\n<li><strong>CSRF<\/strong>\uff1a\u30d6\u30e9\u30a6\u30b6\u304c <strong>\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u308b<\/strong>\uff08\u64cd\u4f5c\u306e\u6b63\u5f53\u6027\u306e\u554f\u984c\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u88dc\u8db3\uff1aXSS\u304c\u3042\u308b\u3068\u3001\u30da\u30fc\u30b8\u5185\u3067\u6b63\u898f\u64cd\u4f5c\u3092\u5b9f\u884c\u3067\u304d\u3066\u3057\u307e\u3044\u3001\u7d50\u679c\u3068\u3057\u3066CSRF\u3088\u308a\u5f37\u529b\u306a\u4e0d\u6b63\u64cd\u4f5c\u306b\u3064\u306a\u304c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">XSS\u306e\u7a2e\u985e\u3068\u7279\u5fb4<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u53cd\u5c04\u578bXSS\uff08Reflected XSS\uff09<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>URL\u30d1\u30e9\u30e1\u30fc\u30bf\u306a\u3069\u304c\u3001\u305d\u306e\u5834\u3067\u753b\u9762\u306b\u53cd\u6620\u3055\u308c\u308b\u30bf\u30a4\u30d7<\/li>\n\n\n\n<li>\u4f8b\uff1a\u691c\u7d22\u30ef\u30fc\u30c9\u3092\u305d\u306e\u307e\u307e\u8868\u793a\u3059\u308b\u3001\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u5165\u529b\u5024\u3092\u6df7\u305c\u3066\u8868\u793a\u3059\u308b<\/li>\n\n\n\n<li>\u8a98\u5c0e\u30ea\u30f3\u30af\uff08\u30d5\u30a3\u30c3\u30b7\u30f3\u30b0\uff09\u3068\u7d44\u307f\u5408\u308f\u3055\u308a\u3084\u3059\u3044<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u683c\u7d0d\u578bXSS\uff08Stored XSS\uff09<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u60aa\u610f\u3042\u308b\u5165\u529b\u304cDB\u7b49\u306b\u4fdd\u5b58\u3055\u308c\u3001\u5f8c\u304b\u3089\u95b2\u89a7\u3057\u305f\u30e6\u30fc\u30b6\u30fc\u306b\u5f71\u97ff\u3059\u308b\u30bf\u30a4\u30d7<\/li>\n\n\n\n<li>\u4f8b\uff1a\u30b3\u30e1\u30f3\u30c8\u3001\u63b2\u793a\u677f\u3001\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u3001\u7ba1\u7406\u753b\u9762\u306e\u30e1\u30e2\u6b04\u306a\u3069<\/li>\n\n\n\n<li>\u88ab\u5bb3\u304c\u5e83\u304c\u308a\u3084\u3059\u304f\u3001\u512a\u5148\u5ea6\u9ad8\u3067\u5bfe\u7b56\u3059\u3079\u304d<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">DOM\u578bXSS<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b5\u30fc\u30d0\u5074\u3067\u306f\u306a\u304f\u3001\u30d6\u30e9\u30a6\u30b6\u5074\u306eJavaScript\u51e6\u7406\uff08DOM\u64cd\u4f5c\uff09\u3067\u767a\u751f\u3059\u308b\u30bf\u30a4\u30d7<\/li>\n\n\n\n<li>\u4f8b\uff1alocation.hash\u3084\u30af\u30a8\u30ea\u6587\u5b57\u5217\u3092JS\u3067\u53d6\u308a\u51fa\u3057\u3066\u3001\u305d\u306e\u307e\u307einnerHTML\u306b\u5165\u308c\u308b<\/li>\n\n\n\n<li>\u300c\u30b5\u30fc\u30d0\u306f\u5b89\u5168\u3067\u3082\u30d5\u30ed\u30f3\u30c8\u3067\u4e8b\u6545\u308b\u300d\u306e\u3067\u898b\u843d\u3068\u3055\u308c\u3084\u3059\u3044<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">XSS\u653b\u6483\u306e\u5bfe\u7b56\u65b9\u6cd5<\/h2>\n\n\n\n<p>XSS\u5bfe\u7b56\u306f\u300c\u5165\u529b\u3092\u6d88\u3059\u300d\u3088\u308a\u3082\u3001<strong>\u51fa\u529b\u3059\u308b\u6642\u306b\u9069\u5207\u306b\u7121\u5bb3\u5316\u3059\u308b<\/strong>\u306e\u304c\u57fa\u672c\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u51fa\u529b\u6642\u30a8\u30b9\u30b1\u30fc\u30d7\u3092\u5fb9\u5e95\u3059\u308b\uff08\u6587\u8108\u5225\u306b\uff09\n<ul class=\"wp-block-list\">\n<li>HTML\u672c\u6587\u306b\u51fa\u3059<\/li>\n\n\n\n<li>HTML\u5c5e\u6027\u306b\u5165\u308c\u308b<\/li>\n\n\n\n<li>JavaScript\u6587\u5b57\u5217\u3068\u3057\u3066\u57cb\u3081\u8fbc\u3080<\/li>\n\n\n\n<li>URL\u3068\u3057\u3066\u57cb\u3081\u8fbc\u3080<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u81ea\u52d5\u30a8\u30b9\u30b1\u30fc\u30d7\u3092\u7121\u52b9\u5316\u3057\u306a\u3044\uff08\u5b89\u6613\u306araw\u51fa\u529b\u3092\u907f\u3051\u308b\uff09<\/li>\n\n\n\n<li>innerHTML\u306e\u3088\u3046\u306a\u5371\u967a\u306aDOM\u64cd\u4f5c\u3092\u907f\u3051\u3001textContent\u7b49\u306e\u5b89\u5168\u306aAPI\u3092\u4f7f\u3046<\/li>\n\n\n\n<li>CSP\uff08Content Security Policy\uff09\u3092\u5c0e\u5165\u3057\u3066\u88ab\u5bb3\u3092\u6e1b\u3089\u3059\uff08\u4fdd\u967a\u3068\u3057\u3066\u6709\u52b9\uff09<\/li>\n\n\n\n<li>\u30e9\u30a4\u30d6\u30e9\u30ea\/\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u6700\u65b0\u306b\u4fdd\u3064\uff08\u65e2\u77e5\u306e\u7a74\u3092\u8e0f\u307e\u306a\u3044\uff09<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">CSRF\u653b\u6483\u306e\u5bfe\u7b56\u65b9\u6cd5<\/h2>\n\n\n\n<p>CSRF\u5bfe\u7b56\u306f\u300c\u305d\u306e\u64cd\u4f5c\u304c\u672c\u4eba\u306e\u610f\u601d\u304b\u300d\u3092\u30b5\u30fc\u30d0\u5074\u3067\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u4e2d\u5fc3\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u72b6\u614b\u5909\u66f4\uff08POST\/PUT\/PATCH\/DELETE\uff09\u306bCSRF\u30c8\u30fc\u30af\u30f3\u3092\u5fc5\u9808\u306b\u3059\u308b<\/li>\n\n\n\n<li>Cookie\u306bSameSite\u5c5e\u6027\u3092\u4ed8\u3051\u308b\uff08Lax\/Strict\u3092\u691c\u8a0e\uff09<\/li>\n\n\n\n<li>Origin\/Referer\u691c\u8a3c\u3092\u5165\u308c\u308b\uff08\u305f\u3060\u3057\u5358\u72ec\u4f9d\u5b58\u306f\u907f\u3051\u3001\u30c8\u30fc\u30af\u30f3\u3068\u4f75\u7528\uff09<\/li>\n\n\n\n<li>\u91cd\u8981\u64cd\u4f5c\u306f\u518d\u8a8d\u8a3c\uff08\u30d1\u30b9\u30ef\u30fc\u30c9\u518d\u5165\u529b\u30012FA\u3001\u78ba\u8a8d\u753b\u9762\uff09\u3092\u7d44\u307f\u5408\u308f\u305b\u308b<\/li>\n\n\n\n<li>GET\u3067\u72b6\u614b\u5909\u66f4\u3057\u306a\u3044\uff08\u30ea\u30f3\u30af\u3092\u8e0f\u3093\u3060\u3060\u3051\u3067\u5909\u66f4\u304c\u8d70\u308b\u8a2d\u8a08\u306f\u5371\u967a\uff09<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u958b\u767a\u4f1a\u793e\u304c\u6ce8\u610f\u3059\u3079\u304d\u30dd\u30a4\u30f3\u30c8\uff08\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\uff09<\/h2>\n\n\n\n<p><strong>\u8a2d\u8a08\u30fb\u5b9f\u88c5<\/strong><br>\u25a1 \u72b6\u614b\u5909\u66f4\u306f\u5fc5\u305aPOST\u7cfb\u3067\u884c\u3044\u3001CSRF\u30c8\u30fc\u30af\u30f3\u3092\u5fc5\u9808\u306b\u3057\u3066\u3044\u308b<br>\u25a1 SameSite Cookie\u306e\u65b9\u91dd\u304c\u6c7a\u307e\u3063\u3066\u3044\u3066\u3001\u74b0\u5883\u5dee\uff08Safari\u7b49\uff09\u3082\u8003\u616e\u3057\u3066\u3044\u308b<br>\u25a1 \u8868\u793a\u3059\u308b\u5024\u306f\u539f\u5247\u30a8\u30b9\u30b1\u30fc\u30d7\u3055\u308c\u3001raw\u51fa\u529b\u306f\u30ec\u30d3\u30e5\u30fc\u5bfe\u8c61\u306b\u306a\u3063\u3066\u3044\u308b<br>\u25a1 HTML\/\u5c5e\u6027\/JS\/URL\u306a\u3069\u3001\u51fa\u529b\u6587\u8108\u3054\u3068\u306e\u5b89\u5168\u7b56\u304c\u7406\u89e3\u3055\u308c\u3066\u3044\u308b<br>\u25a1 innerHTML\u306e\u4f7f\u7528\u7b87\u6240\u304c\u68da\u5378\u3057\u3055\u308c\u3001\u5b89\u5168\u306a\u4ee3\u66ff\u306b\u7f6e\u304d\u63db\u3048\u3089\u308c\u3066\u3044\u308b<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30c6\u30b9\u30c8\u30fb\u904b\u7528<\/h3>\n\n\n\n<p>\u25a1 \u300c\u30c8\u30fc\u30af\u30f3\u7121\u3057\u300d\u3067\u72b6\u614b\u5909\u66f4\u304c\u901a\u3089\u306a\u3044\u3053\u3068\u3092\u30c6\u30b9\u30c8\u3057\u3066\u3044\u308b<br>\u25a1 \u4e3b\u8981\u306a\u5165\u529b\u30fb\u8868\u793a\u30dd\u30a4\u30f3\u30c8\uff08\u30b3\u30e1\u30f3\u30c8\u3001\u691c\u7d22\u3001\u7ba1\u7406\u753b\u9762\u7b49\uff09\u3067XSS\u89b3\u70b9\u306e\u30c6\u30b9\u30c8\u3092\u3057\u3066\u3044\u308b<br>\u25a1 \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d8\u30c3\u30c0\uff08CSP\u306a\u3069\uff09\u306e\u5c0e\u5165\u72b6\u6cc1\u3092\u5b9a\u671f\u70b9\u691c\u3057\u3066\u3044\u308b<br>\u25a1 \u4f9d\u5b58\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u66f4\u65b0\u30eb\u30fc\u30eb\u304c\u3042\u308b\uff08\u8106\u5f31\u6027\u30a2\u30e9\u30fc\u30c8\u3092\u898b\u3066\u3044\u308b\uff09<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u3042\u308b\u8cea\u554f\uff08FAQ\uff09<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Q. \u5165\u529b\u5024\u691c\u8a3c\uff08\u30b5\u30cb\u30bf\u30a4\u30bc\u30fc\u30b7\u30e7\u30f3\uff09\u3060\u3051\u3067XSS\u306f\u9632\u3052\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p>\u5b8c\u5168\u306b\u306f\u9632\u3052\u307e\u305b\u3093\u3002\u5165\u529b\u5074\u3067\u306e\u5236\u9650\u306f\u88dc\u52a9\u306b\u306f\u306a\u308a\u307e\u3059\u304c\u3001\u57fa\u672c\u306f<strong>\u51fa\u529b\u6642\u30a8\u30b9\u30b1\u30fc\u30d7<\/strong>\u3067\u3059\u3002\u8868\u793a\u306e\u6587\u8108\u3054\u3068\u306b\u6b63\u3057\u304f\u7121\u5bb3\u5316\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Q. CSRF\u30c8\u30fc\u30af\u30f3\u304c\u3042\u308c\u3070SameSite\u306f\u4e0d\u8981\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p>\u57fa\u672c\u306f\u30c8\u30fc\u30af\u30f3\u304c\u4e3b\u5f79\u3067\u3059\u304c\u3001SameSite\u306f\u88ab\u5bb3\u3092\u6e1b\u3089\u3059\u306e\u306b\u5f79\u7acb\u3064\u305f\u3081\u4f75\u7528\u304c\u63a8\u5968\u3067\u3059\uff08\u305f\u3060\u3057\u4e92\u63db\u6027\u3084\u8981\u4ef6\u306b\u5408\u308f\u305b\u3066\u8a2d\u8a08\uff09\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>XSS<\/strong>\uff1a\u30d6\u30e9\u30a6\u30b6\u3067\u4e0d\u6b63\u30b9\u30af\u30ea\u30d7\u30c8\u304c\u52d5\u304f\uff08\u8868\u793a\u306e\u5b89\u5168\u6027\uff09\u2192 \u5bfe\u7b56\u306f<strong>\u51fa\u529b\u6642\u30a8\u30b9\u30b1\u30fc\u30d7<\/strong>\u304c\u4e2d\u5fc3<\/li>\n\n\n\n<li><strong>CSRF<\/strong>\uff1a\u30ed\u30b0\u30a4\u30f3\u4e2d\u30e6\u30fc\u30b6\u30fc\u306b\u4e0d\u6b63\u64cd\u4f5c\u3092\u3055\u305b\u308b\uff08\u64cd\u4f5c\u306e\u6b63\u5f53\u6027\uff09\u2192 \u5bfe\u7b56\u306f<strong>CSRF\u30c8\u30fc\u30af\u30f3<\/strong>\u304c\u4e2d\u5fc3<\/li>\n\n\n\n<li>\u6bd4\u8f03\u8868\u2192\u5177\u4f53\u4f8b\u2192\u5bfe\u7b56\u2192\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u306e\u9806\u3067\u62bc\u3055\u3048\u308b\u3068\u3001\u958b\u767a\u73fe\u5834\u3067\u305d\u306e\u307e\u307e\u4f7f\u3048\u307e\u3059<\/li>\n<\/ul>\n\n\n\n\n","protected":false},"excerpt":{"rendered":"<p>Web\u30a2\u30d7\u30ea\u306e\u8106\u5f31\u6027\u3068\u3057\u3066\u3088\u304f\u30bb\u30c3\u30c8\u3067\u8a9e\u3089\u308c\u308b\u306e\u304c\u300cXSS\u300d\u3068\u300cCSRF\u300d\u3067\u3059\u3002\u540d\u524d\u304c\u4f3c\u3066\u3044\u3066\u6df7\u540c\u3055\u308c\u304c\u3061\u3067\u3059\u304c\u3001\u72d9\u3044\u3082\u6210\u7acb\u6761\u4ef6\u3082\u5bfe\u7b56\u3082\u5225\u7269\u3067\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u7d50\u8ad6\u2192\u5177\u4f53\u4f8b\u2192\u5bfe\u7b56\u2192\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u306e\u9806\u3067\u6574\u7406\u3057\u307e\u3059\u3002 \u7d50\u8ad6\uff1a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":136,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"swell_btn_cv_data":"","footnotes":""},"categories":[82,80],"tags":[191,193,195,103,192],"class_list":{"0":"post-233","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","6":"hentry","7":"category-web-application-testing","8":"category-security-test","9":"tag-web","11":"tag-xss","12":"tag-103","13":"tag-192"},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/minna-systems.co.jp\/test\/wp-json\/wp\/v2\/posts\/233","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/minna-systems.co.jp\/test\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/minna-systems.co.jp\/test\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/minna-systems.co.jp\/test\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/minna-systems.co.jp\/test\/wp-json\/wp\/v2\/comments?post=233"}],"version-history":[{"count":8,"href":"https:\/\/minna-systems.co.jp\/test\/wp-json\/wp\/v2\/posts\/233\/revisions"}],"predecessor-version":[{"id":1586,"href":"https:\/\/minna-systems.co.jp\/test\/wp-json\/wp\/v2\/posts\/233\/revisions\/1586"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/minna-systems.co.jp\/test\/wp-json\/wp\/v2\/media\/136"}],"wp:attachment":[{"href":"https:\/\/minna-systems.co.jp\/test\/wp-json\/wp\/v2\/media?parent=233"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/minna-systems.co.jp\/test\/wp-json\/wp\/v2\/categories?post=233"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/minna-systems.co.jp\/test\/wp-json\/wp\/v2\/tags?post=233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}