Cross-Site Scripting

⚔️ Attack Types Related 27
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 4,825

ID Title
CVE-2026-27408 Unauthenticated Cross Site Scripting (XSS) in NativeChurch <= 4.8.8.2 versions.
CVE-2026-27430 Unauthenticated Cross Site Scripting (XSS) in TheFox <= 3.9.76 versions.
CVE-2026-57343 Unauthenticated Cross Site Scripting (XSS) in Real Estate 7 <= 3.5.9 versions.
CVE-2026-27425 Unauthenticated Cross Site Scripting (XSS) in Automotive Listings <= 18.6 versions.
CVE-2026-57342 Subscriber Cross Site Scripting (XSS) in ShortPixel Adaptive Images <= 3.11.3 versions.
CVE-2026-27404 Unauthenticated Cross Site Scripting (XSS) in LMS <= 9.7 versions.
CVE-2026-27426 Cross-Site Scripting (XSS) in CVE-2026-27426 (CVE-2026-27426)
CVE-2025-69155 Unauthenticated Cross Site Scripting (XSS) in Fitness Zone WordPress Theme <= 5.7 versions.
CVE-2025-69152 Cross-Site Scripting (XSS) in wordpress (CVE-2025-69152)
CVE-2026-14449 Cross-Site Scripting (XSS) in CVE-2026-14449 (CVE-2026-14449)
CVE-2025-69156 Unauthenticated Cross Site Scripting (XSS) in Kids Zone - Children WordPress Theme <= 5.4 versions.
CVE-2025-69153 Unauthenticated Cross Site Scripting (XSS) in Trendy Travel <= 6.7 versions.
CVE-2025-69154 Cross-Site Scripting (XSS) in wordpress (CVE-2025-69154)
CVE-2026-13252 Cross-Site Scripting (XSS) in wordpress (CVE-2026-13252)
CVE-2026-10104 Cross-Site Scripting (XSS) in wordpress (CVE-2026-10104)
CVE-2026-13704 Cross-Site Scripting (XSS) in wordpress (CVE-2026-13704)
CVE-2026-10089 Cross-Site Scripting (XSS) in wordpress (CVE-2026-10089)
CVE-2026-10077 Vulnerability in wordpress (CVE-2026-10077)
CVE-2026-54263 Cross-Site Scripting (XSS) in wagtail (CVE-2026-54263)
CVE-2026-14358 Cross-Site Scripting (XSS) in mediawiki (CVE-2026-14358)
CVE-2026-58263 Cross-Site Scripting (XSS) in jodit (CVE-2026-58263)
CVE-2026-54720 Cross-Site Scripting (XSS) in silverstripe/framework (CVE-2026-54720)
CVE-2026-57737 Cross-Site Scripting (XSS) in CVE-2026-57737 (CVE-2026-57737)
CVE-2026-57722 Cross-Site Scripting (XSS) in CVE-2026-57722 (CVE-2026-57722)
CVE-2026-58032 Cross-Site Scripting (XSS) in mediawiki (CVE-2026-58032)
CVE-2026-58037 Cross-Site Scripting (XSS) in mediawiki (CVE-2026-58037)
CVE-2026-58038 Cross-Site Scripting (XSS) in mediawiki (CVE-2026-58038)
CVE-2026-58030 Cross-Site Scripting (XSS) in mediawiki (CVE-2026-58030)
CVE-2026-58028 Cross-Site Scripting (XSS) in mediawiki (CVE-2026-58028)
CVE-2026-5220 Cross-Site Scripting (XSS) in CVE-2026-5220 (CVE-2026-5220)

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