Weaknesses of type CWE-79

28,668 results

Injeção de conteúdo não sanitizado (XSS)

Ocorre quando dados não confiáveis (entrada de usuário, parâmetros, APIs externas) são inseridos diretamente no HTML, JavaScript ou contexto de renderização sem validação ou escape. Um atacante injeta código malicioso que executa no navegador da vítima, roubando cookies, sessões ou realizando ações em seu nome.

Example

Uma página de busca que exibe o termo procurado sem escape: se o usuário buscar por '<script>alert("hackeado")</script>', esse código é executado no navegador de quem visualizar o resultado. Um atacante pode injetar um script que rouba o token de autenticação.

How to mitigate

Escape ou encode toda entrada antes de renderizá-la (use funções nativas como textContent em JS, template engines com auto-escape como Jinja2 ou escapeHtml). Implemente Content Security Policy (CSP) para restringir execução de scripts inline. Valide e sanitize entrada no servidor, nunca confie apenas em validação client-side.

CVE-2020-3553MEDIUMCisco Firepower Management Center Software Cross-Site Scripting VulnerabilitiesEPSS 0.8%CVE-2017-15890—Cross-site scripting (XSS) vulnerability in Disclaimer in Synology MailPlus Server before 1.4.0-0415 allows remote authenticated users to inEPSS 0.8%CVE-2022-31065MEDIUMCross site scripting vulnerability for private chat in bigbluebuttonEPSS 0.8%CVE-2021-1599MEDIUMCisco Unified Customer Voice Portal Cross-Site Scripting VulnerabilityEPSS 0.8%CVE-2026-26144HIGHMicrosoft Excel Information Disclosure VulnerabilityEPSS 0.8%CVE-2022-2173—Advanced Database Cleaner < 3.1.1 - Reflected Cross-Site ScriptingEPSS 0.8%CVE-2022-2090—Woo Discount Rules < 2.4.2 - Reflected Cross-Site ScriptingEPSS 0.8%CVE-2026-69356CRITICALMicrosoft Exchange Server Spoofing VulnerabilityEPSS 0.8%CVE-2022-31109HIGHHTTP Host Header Attack Vulnerability in laminas-diactorosEPSS 0.8%CVE-2024-51757CRITICALFixes security vulnerability that allowed for server side code to be executed by a <script> tagEPSS 0.8%CVE-2018-15613HIGHOrchestration Designer Runtime Config XSSEPSS 0.8%CVE-2022-23077—Habitica - DOM XSS in login pageEPSS 0.8%CVE-2024-26091MEDIUMAdobe Experience Manager | Cross-site Scripting (DOM-based XSS) (CWE-79)EPSS 0.8%CVE-2022-23710—A cross-site-scripting (XSS) vulnerability was discovered in the Data Preview Pane (previously known as Index Pattern Preview Pane) which coEPSS 0.8%CVE-2023-53690MEDIUMNagios Fusion < 4.2.0 LDAP/AD Integration Stored XSSEPSS 0.8%CVE-2025-51501MEDIUMReflected Cross-Site Scripting (XSS) in the id parameter of the live_edit.module_settings API endpoint in Microweber CMS2.0 allows executionEPSS 0.8%CVE-2020-15177HIGHUnauthenticated Stored XSS in GLPIEPSS 0.8%CVE-2021-44543—An XSS vulnerability was found in Privoxy which was fixed in cgi_error_no_template() by encode the template name when Privoxy is configured EPSS 0.8%CVE-2021-24617—GamePress <= 1.1.0 - Reflected Cross-Site ScriptingEPSS 0.8%CVE-2021-3646MEDIUMCross-site Scripting (XSS) - Reflected in btcpayserver/btcpayserverEPSS 0.8%