Falhas do tipo CWE-79

28.668 resultados

Injeção de Script entre Sites (XSS)

Ocorre quando a aplicação insere dados não validados do usuário diretamente em páginas HTML enviadas ao navegador, permitindo que atacantes injetem código JavaScript malicioso. O navegador executa esse script com os mesmos privilégios da sessão legítima, comprometendo dados da vítima ou sua conta.

Exemplo

Um formulário de busca que exibe o termo digitado na página sem sanitização: se você buscar por '<script>alert(1)</script>', esse script será executado no navegador de quem abrir o resultado. Um atacante pode roubar cookies de sessão ou redirecionar para um site falso.

Como mitigar

Valide e escape todos os dados do usuário antes de renderizar em HTML (use funções nativas como textContent em vez de innerHTML). Para entrada de dados, liste o que é permitido (whitelist); para saída, contextualize o escape (HTML, JavaScript, URL). Use Content Security Policy (CSP) como camada adicional para restringir execução de scripts inline.

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%