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 8,454

Image ID Title
CVE-2026-32773 Vulnerability in pyspark (CVE-2026-32773)
CVE-2026-75528 Cross-Site Scripting (XSS) in Broken Link Checker (WordPress plugin) (CVE-2026-75528)
CVE-2025-7963 Cross-Site Scripting (XSS) in Easy Waveform Player (WordPress plugin) (CVE-2025-7963)
CVE-2026-82883 Cross-Site Scripting (XSS) in Login With Ajax (CVE-2026-82883)
CVE-2026-3850 Cross-Site Scripting (XSS) in Divi (WordPress theme) (CVE-2026-3850)
CVE-2026-81737 Cross-Site Scripting (XSS) in FAQ Builder AYS (WordPress plugin) (CVE-2026-81737)
CVE-2026-77792 Cross-Site Scripting (XSS) in RegistrationMagic (WordPress plugin) (CVE-2026-77792)
CVE-2026-19719 Cross-Site Scripting (XSS) in Social Media Share Buttons & Social Sharing Icons (WordPress plugin) (CVE-2026-19719)
CVE-2026-19723 Cross-Site Scripting (XSS) in Social Media Share Buttons & Social Sharing Icons (WordPress plugin) (CVE-2026-19723)
CVE-2026-3851 Cross-Site Scripting (XSS) in Divi (WordPress theme) (CVE-2026-3851)
CVE-2026-84437 Cross-Site Scripting (XSS) in OpenCart (CVE-2026-84437)
CVE-2026-84438 Cross-Site Scripting (XSS) in OpenCart (CVE-2026-84438)
CVE-2026-84695 Cross-Site Scripting (XSS) in BookStack (CVE-2026-84695)
CVE-2026-84477 AVideo Live_schedule::setTitle() and setDescription() store POST input without sanitization,...
CVE-2026-84363 Vulnerability in hono (CVE-2026-84363)
CVE-2026-73781 Cross-Site Scripting (XSS) in AOS-CX (CVE-2026-73781)
CVE-2026-73524 Cross-Site Scripting (XSS) in Cypht (CVE-2026-73524)
CVE-2026-73731 Cross-Site Scripting (XSS) in HPE Networking Fabric Composer (CVE-2026-73731)
CVE-2026-73700 Cross-Site Scripting (XSS) in HPE Networking Fabric Composer (CVE-2026-73700)
CVE-2026-73703 Cross-Site Scripting (XSS) in HPE Networking Fabric Composer (CVE-2026-73703)
CVE-2026-84232 Cross-Site Scripting (XSS) in pulpcore's content serving application (CVE-2026-84232)
CVE-2026-83607 Vulnerability in @xmldom/xmldom (CVE-2026-83607)
CVE-2026-19513 Unrestricted File Upload in Gravity Forms (WordPress plugin) (CVE-2026-19513)
CVE-2026-7877 Cross-Site Scripting (XSS) in WP Recipe Maker Premium (WordPress plugin) (CVE-2026-7877)
CVE-2026-19471 Multiple stored cross-site scripting security issues exist within ArmorStart® LT. Stored XSS...
CVE-2026-84191 Cross-Site Scripting (XSS) in LibreNMS (CVE-2026-84191)
CVE-2026-84192 Cross-Site Scripting (XSS) in LibreNMS (CVE-2026-84192)
CVE-2026-84193 Cross-Site Scripting (XSS) in LibreNMS (CVE-2026-84193)
CVE-2026-84188 Cross-Site Scripting (XSS) in LibreNMS (CVE-2026-84188)
CVE-2026-84189 Cross-Site Scripting (XSS) in LibreNMS (CVE-2026-84189)

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