slug: cwe-79
Explanation
CWE-79は「Webアプリがユーザー入力をきちんと無害化せずに画面に出力してしまう欠陥」のことです。
結果として、攻撃者はWebページに悪意あるJavaScriptを埋め込めるようになり、見た人のCookie (ログイン情報) や入力情報を盗めるようになります。
対策はWebの基本中の基本: 出力時のHTMLエスケープです。
Example
MySpace ワーム「Samy」 (2005): 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。
Related links
Related tags
Vulnerabilities tagged with this 9,219
- Low 2.4 Cross-Site Scripting (XSS) in Public Knowledge Project omp and ojs Cross-site scripting in Public Knowledge Project omp and ojs (CVE-2025-13469). Risk of unauthorized operations or information disclosure. CVE-2025-13469
- Unrated Cross-Site Scripting (XSS) in uCMDB Cross-site scripting in uCMDB (CVE-2025-11884). Risk of unauthorized operations or information disclosure. CVE-2025-11884
- Low 3.5 Cross-Site Scripting (XSS) in icret EasyImages Cross-site scripting in icret EasyImages (CVE-2025-13415). Risk of unauthorized operations or information disclosure. CVE-2025-13415
- Low 2.4 Cross-Site Scripting (XSS) in Campcodes Retro Basketball Shoes Online Store Cross-site scripting in Campcodes Retro Basketball Shoes Online Store (CVE-2025-13412). Risk of unauthorized operations or information disclosure. CVE-2025-13412
- Unrated Cross-Site Scripting (XSS) in Lookyloo Cross-site scripting in Lookyloo (CVE-2025-65095). Risk of unauthorized operations or information disclosure. CVE-2025-65095
- Medium 6.1 Code Injection in esm.sh CVE-2025-65026
- Medium 5.4 Cross-Site Scripting (XSS) in Astro Cross-site scripting in Astro (CVE-2025-65019). Risk of unauthorized operations or information disclosure. CVE-2025-65019
- Medium 5.4 Cross-Site Scripting (XSS) in StarCities Cross-site scripting in StarCities (CVE-2025-11963). Risk of unauthorized operations or information disclosure. CVE-2025-11963
- High 7.2 Cross-Site Scripting (XSS) in GiveWP – Donation Plugin and Fundraising Platform (WordPress plugin) Cross-site scripting in GiveWP – Donation Plugin and Fundraising Platform (WordPress plugin) (CVE-2025-13206). Risk of unauthorized operations or information disclosure. CVE-2025-13206
- High 7.2 Cross-Site Scripting (XSS) in WordPress Cross-site scripting in WordPress (CVE-2025-12484). Risk of unauthorized operations or information disclosure. CVE-2025-12484
- Medium 6.4 Cross-Site Scripting (XSS) in FunnelKit – Funnel Builder for WooCommerce Checkout (WordPress plugin) Cross-site scripting in FunnelKit – Funnel Builder for WooCommerce Checkout (WordPress plugin) (CVE-2025-12878). Risk of unauthorized operations or information disclosure. Exploitable via wfop_phone. CVE-2025-12878
- Medium 6.4 Cross-Site Scripting (XSS) in WordPress Cross-site scripting in WordPress (CVE-2025-13054). Risk of unauthorized operations or information disclosure. CVE-2025-13054
- Medium 6.4 Cross-Site Scripting (XSS) in Pet-Manager – Petfinder (WordPress plugin) Cross-site scripting in Pet-Manager – Petfinder (WordPress plugin) (CVE-2025-12710). Risk of unauthorized operations or information disclosure. CVE-2025-12710
- Medium 6.4 Cross-Site Scripting (XSS) in Royal Elementor Addons and Templates (WordPress plugin) Cross-site scripting in Royal Elementor Addons and Templates (WordPress plugin) (CVE-2025-6251). Risk of unauthorized operations or information disclosure. CVE-2025-6251
- Medium 6.2 Cross-Site Scripting (XSS) in LibreNMS Cross-site scripting in LibreNMS (CVE-2025-65013). Confidential information can be exposed externally. CVE-2025-65013
- Medium 5.4 Cross-Site Scripting (XSS) in Kirby Cross-site scripting in Kirby (CVE-2025-65012). Risk of unauthorized operations or information disclosure. CVE-2025-65012
- Critical 9.0 Cross-Site Scripting (XSS) in Emby Server Cross-site scripting in Emby Server (CVE-2025-64325). Successful exploitation can lead to full system takeover. CVE-2025-64325
- Medium 6.8 Cross-Site Scripting (XSS) in SourceCodester Student Grades Management System Cross-site scripting in SourceCodester Student Grades Management System (CVE-2025-63892). Successful exploitation can lead to full system takeover. CVE-2025-63892
- Medium 4.8 Cross-Site Scripting (XSS) in Windu CMS Cross-site scripting in Windu CMS (CVE-2025-59117). Risk of unauthorized operations or information disclosure. CVE-2025-59117
- Medium 5.4 Cross-Site Scripting (XSS) in Windu CMS Cross-site scripting in Windu CMS (CVE-2025-59115). Risk of unauthorized operations or information disclosure. CVE-2025-59115
- Low 3.5 Cross-Site Scripting (XSS) in SourceCodester Student Grades Management System Cross-site scripting in SourceCodester Student Grades Management System (CVE-2025-13349). Risk of unauthorized operations or information disclosure. CVE-2025-13349
- Medium 5.4 Cross-Site Scripting (XSS) in Iest Cross-site scripting in Iest (CVE-2025-41350). Risk of unauthorized operations or information disclosure. CVE-2025-41350
- Medium 5.4 Cross-Site Scripting (XSS) in Iest Cross-site scripting in Iest (CVE-2025-41349). Risk of unauthorized operations or information disclosure. CVE-2025-41349
- Low 3.5 Cross-Site Scripting (XSS) in SourceCodester Interview Management System Cross-site scripting in SourceCodester Interview Management System (CVE-2025-13343). Risk of unauthorized operations or information disclosure. CVE-2025-13343
- High 7.2 Cross-Site Scripting (XSS) in Checkout Files Upload for WooCommerce (WordPress plugin) Cross-site scripting in Checkout Files Upload for WooCommerce (WordPress plugin) (CVE-2025-4212). Risk of unauthorized operations or information disclosure. CVE-2025-4212
- Medium 5.4 Cross-Site Scripting (XSS) in Element Pack Addons for Elementor (WordPress plugin) Cross-site scripting in Element Pack Addons for Elementor (WordPress plugin) (CVE-2025-13196). Risk of unauthorized operations or information disclosure. CVE-2025-13196
- Medium 6.4 Cross-Site Scripting (XSS) in WordPress Cross-site scripting in WordPress (CVE-2025-12691). Risk of unauthorized operations or information disclosure. CVE-2025-12691
- Medium 6.4 Cross-Site Scripting (XSS) in Enable SVG, WebP, and ICO Upload (WordPress plugin) Cross-site scripting in Enable SVG, WebP, and ICO Upload (WordPress plugin) (CVE-2025-12457). Risk of unauthorized operations or information disclosure. CVE-2025-12457
- Medium 6.4 Cross-Site Scripting (XSS) in Meta Display Block (WordPress plugin) Cross-site scripting in Meta Display Block (WordPress plugin) (CVE-2025-12088). Risk of unauthorized operations or information disclosure. CVE-2025-12088
- Medium 6.1 Cross-Site Scripting (XSS) in WP Twitter Auto Publish (WordPress plugin) Cross-site scripting in WP Twitter Auto Publish (WordPress plugin) (CVE-2025-12079). Risk of unauthorized operations or information disclosure. CVE-2025-12079