{"id":136377,"date":"2026-10-27T11:16:11","date_gmt":"2026-10-27T02:16:11","guid":{"rendered":"https:\/\/softantenna.com\/blog\/?p=136377"},"modified":"2026-10-27T11:16:11","modified_gmt":"2026-10-27T02:16:11","slug":"php-second-windows-security-update-brotli-rce","status":"publish","type":"post","link":"https:\/\/softantenna.com\/blog\/php-second-windows-security-update-brotli-rce\/","title":{"rendered":"PHP\u30015\u65e5\u9593\u30672\u5ea6\u76ee\u306eWindows\u5411\u3051\u7dca\u6025\u66f4\u65b0\u3000Brotli\u306e\u91cd\u5927RCE\u8106\u5f31\u6027\u3092\u4fee\u6b63"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/softantenna.com\/blog\/wp-content\/uploads\/2026\/10\/s_20261027-_110412.webp\" alt=\"\" width=\"943\" height=\"562\" class=\"aligncenter size-full wp-image-136378\" \/><\/p>\n<p>PHP\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306f\u3001Windows\u5411\u3051PHP\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u542b\u307e\u308c\u308b\u5727\u7e2e\u30e9\u30a4\u30d6\u30e9\u30ea\u300cBrotli\u300d\u306e\u8106\u5f31\u6027CVE-2026-111497\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u3001PHP 8.2\uff5e8.5\u5411\u3051\u306eWindows\u30d3\u30eb\u30c9\u3092\u518d\u5ea6<a href=\"https:\/\/www.php.net\/archive\/2026.php#2026-10-26-1\">\u66f4\u65b0<\/a>\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u4eca\u56de\u306e\u66f4\u65b0\u306f\u300110\u670821\u65e5\u306b\u516c\u958b\u3055\u308c\u305f\u300c<a href=\"https:\/\/softantenna.com\/blog\/php-critical-rce-vulnerabilities-update-now\/\">PHP2Shell<\/a>\u300d\u3068\u547c\u3070\u308c\u308b\u30ea\u30e2\u30fc\u30c8\u30b3\u30fc\u30c9\u5b9f\u884c\u8106\u5f31\u6027\u306e\u4fee\u6b63\u304b\u3089\u308f\u305a\u304b5\u65e5\u5f8c\u306b\u5b9f\u65bd\u3055\u308c\u305f\u3082\u306e\u3067\u3001\u77ed\u671f\u9593\u30672\u5ea6\u76ee\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u5fdc\u3068\u308a\u307e\u3059\u3002<\/p>\n<h2>\u554f\u984c\u3068\u306a\u3063\u305f\u306e\u306fBrotli\u30e9\u30a4\u30d6\u30e9\u30ea<\/h2>\n<p>\u4eca\u56de\u554f\u984c\u3068\u306a\u3063\u3066\u3044\u308b\u306e\u306f\u3001PHP\u672c\u4f53\u3068\u3044\u3046\u3088\u308aWindows\u7248PHP\u306b\u540c\u68b1\u3055\u308c\u3066\u3044\u308b<a href=\"https:\/\/softantenna.com\/blog\/nodejs-rce-brotli-vulnerability-python-envoy\/\">Brotli\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u8106\u5f31\u6027<\/a>\u3067\u3001cURL\u62e1\u5f35\u6a5f\u80fd\u306b\u3088\u308bHTTP\u30ec\u30b9\u30dd\u30f3\u30b9\u306e\u81ea\u52d5\u5c55\u958b\u51e6\u7406\u3092\u901a\u3058\u3066\u5230\u9054\u53ef\u80fd\u3068\u306e\u3053\u3068\u3067\u3059\u3002\u653b\u6483\u8005\u306f\u7d30\u5de5\u3057\u305f\u5727\u7e2e\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u3067\u8106\u5f31\u6027\u3092\u60aa\u7528\u3067\u304d\u308b\u3068\u8003\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u901a\u5e38\u3001cURL\u306e\u81ea\u52d5\u5c55\u958b\u6a5f\u80fd\u306f\u7121\u52b9\u3067\u3059\u304c\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084HTTP\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u6709\u52b9\u5316\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001PHP\u5411\u3051\u306e\u4eba\u6c17HTTP\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30e9\u30a4\u30d6\u30e9\u30ea\u300cGuzzle\u300d\u306f\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067cURL\u306e\u81ea\u52d5\u30c7\u30b3\u30fc\u30c9\u6a5f\u80fd\u3092\u6709\u52b9\u306b\u3057\u3066\u304a\u308a\u3001\u8a2d\u5b9a\u3092\u5909\u66f4\u305b\u305a\u306b\u5229\u7528\u3057\u3066\u3044\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u8106\u5f31\u6027\u306b\u5230\u9054\u3059\u308b\u6761\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>Brotli\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u8106\u5f31\u6027\u306b\u3064\u3044\u3066\u3001Google\u306fCVSS 4.0\u30b9\u30b3\u30a2\u30679.2(Critical)\u3068\u8a55\u4fa1\u3057\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001Red Hat\u3082CVSS 3.1\u30678.1(Important)\u3092\u4ed8\u4e0e\u3057\u3066\u304a\u308a\u3001\u696d\u754c\u5168\u4f53\u3067\u9ad8\u30ea\u30b9\u30af\u306a\u554f\u984c\u3068\u8a8d\u8b58\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>\u4fee\u6b63\u7248\u306fBrotli 1.2.1\u3092\u642d\u8f09<\/h2>\n<p>\u518d\u516c\u958b\u3055\u308c\u305fWindows\u30d3\u30eb\u30c9\u306f\u4ee5\u4e0b\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u3059\u3002<\/p>\n<ul>\n<li>PHP 8.5.12-1<\/li>\n<li>PHP 8.4.27-1<\/li>\n<li>PHP 8.3.36-1<\/li>\n<li>PHP 8.2.35-1<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u30d3\u30eb\u30c9\u306b\u306f\u4fee\u6b63\u7248\u306e Brotli 1.2.1 \u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u4e00\u65b9\u3067PHP\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u81ea\u4f53\u306f\u5909\u66f4\u3055\u308c\u3066\u3044\u306a\u3044\u305f\u3081\u3001php -v 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<a href=\"https:\/\/thehackernews.com\/2026\/10\/php-issues-second-windows-security.html\">The Hacker News Logo<\/a>]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306f\u3001Windows\u5411\u3051PHP\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u542b\u307e\u308c\u308b\u5727\u7e2e\u30e9\u30a4\u30d6\u30e9\u30ea\u300cBrotli\u300d\u306e\u8106\u5f31\u6027CVE-2026-111497\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u3001PHP 8.2\uff5e8.5\u5411\u3051\u306eWindows\u30d3\u30eb\u30c9\u3092\u518d\u5ea6\u66f4\u65b0\u3057\u307e\u3057\u305f\u3002  [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":136378,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[75],"tags":[172],"class_list":["post-136377","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-software","tag-php"],"_links":{"self":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/136377","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/comments?post=136377"}],"version-history":[{"count":0,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/posts\/136377\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media\/136378"}],"wp:attachment":[{"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/media?parent=136377"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/categories?post=136377"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/softantenna.com\/blog\/wp-json\/wp\/v2\/tags?post=136377"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}