Cross-Site Scripting

⚔️ Attack Types Related 8,164
slug: xss

Explanation

XSSは「Webページの中に、攻撃者の悪意あるJavaScriptを忍び込ませる」攻撃です。 例えば掲示板に `<script>盗む()</script>` のような投稿をして、それを見た他のユーザーのCookie (ログイン情報) を盗む、といった攻撃が典型的です。 対策は「ユーザー入力を画面に出すときに、HTMLとして無害化 (エスケープ) する」こと。多くのフレームワークでは標準で対策されています。
📌 Example
2005年MySpaceワーム「Samy」: 1人の投稿が見るだけで他人のプロフィールにコピーされ、24時間で100万人に感染した有名事件。

🔖 Related tags

🛡 Vulnerabilities tagged with this 8,514

Image ID Title
CVE-2026-56051 Cross-Site Scripting (XSS) in TablePress (CVE-2026-56051)
CVE-2026-56071 Cross-Site Scripting (XSS) in Forminator (CVE-2026-56071)
CVE-2026-56006 Cross-Site Scripting (XSS) in H5P (CVE-2026-56006)
CVE-2026-56014 Cross-Site Scripting (XSS) in Master Slider (CVE-2026-56014)
CVE-2026-56005 Cross-Site Scripting (XSS) in WP Activity Log (CVE-2026-56005)
CVE-2026-56042 Cross-Site Scripting (XSS) in Advanced Order Export For WooCommerce (CVE-2026-56042)
CVE-2026-5305 Vulnerability in Email Address Encoder (WordPress plugin) (CVE-2026-5305)
CVE-2026-10833 Cross-Site Scripting (XSS) in WordPress (CVE-2026-10833)
CVE-2026-7569 Cross-Site Scripting (XSS) in Quest Netvault Backup (CVE-2026-7569)
CVE-2026-9780 Cross-Site Scripting (XSS) in Quest Netvault Backup (CVE-2026-9780)
CVE-2026-39900 Cross-Site Scripting (XSS) in Cacti (CVE-2026-39900)
CVE-2026-55570 Cross-Site Scripting (XSS) in SiYuan (CVE-2026-55570)
CVE-2026-54067 Vulnerability in github.com/siyuan-note/siyuan/kernel (CVE-2026-54067)
CVE-2026-54069 Vulnerability in github.com/siyuan-note/siyuan/kernel (CVE-2026-54069)
CVE-2026-54158 Vulnerability in github.com/siyuan-note/siyuan/kernel (CVE-2026-54158)
CVE-2026-50551 Cross-Site Scripting (XSS) in github.com/siyuan-note/siyuan/kernel (CVE-2026-50551)
CVE-2026-39897 Cross-Site Scripting (XSS) in Cacti (CVE-2026-39897)
CVE-2026-53948 Unrestricted File Upload in ghost (CVE-2026-53948)
CVE-2026-49220 Cross-Site Scripting (XSS) in Jellyfin (CVE-2026-49220)
CVE-2026-50701 Cross-Site Scripting (XSS) in Frappe Framework (CVE-2026-50701)
CVE-2026-50703 Cross-Site Scripting (XSS) in Frappe Framework (CVE-2026-50703)
CVE-2026-50704 Cross-Site Scripting (XSS) in Frappe Framework (CVE-2026-50704)
CVE-2026-50705 Cross-Site Scripting (XSS) in Frappe Framework (CVE-2026-50705)
CVE-2026-50708 Cross-Site Scripting (XSS) in Frappe Framework (CVE-2026-50708)
CVE-2026-50709 Cross-Site Scripting (XSS) in Frappe Framework (CVE-2026-50709)
CVE-2026-50710 Cross-Site Scripting (XSS) in Frappe Framework (CVE-2026-50710)
CVE-2026-50711 Cross-Site Scripting (XSS) in Frappe Framework (CVE-2026-50711)
CVE-2026-50712 Cross-Site Scripting (XSS) in Frappe Framework (CVE-2026-50712)
CVE-2026-50700 Cross-Site Scripting (XSS) in Frappe Framework (CVE-2026-50700)
CVE-2026-11878 Cross-Site Scripting (XSS) in OpenText Access Manager (CVE-2026-11878)

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