Weaknesses of type CWE-79

28,640 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-2019-3776HIGHReflected XSS in Pivotal Operations ManagerEPSS 0.8%CVE-2021-21515CRITICALDell EMC SourceOne, versions 7.2SP10 and prior, contain a Stored Cross-Site Scripting vulnerability. A remote low privileged attacker may poEPSS 0.8%CVE-2024-2630MEDIUMInappropriate implementation in iOS in Google Chrome prior to 123.0.6312.58 allowed a remote attacker to leak cross-origin data via a crafteEPSS 0.8%CVE-2022-27845MEDIUMWordPress Plausible Analytics plugin <= 1.2.2 - Authenticated Stored Cross-Site Scripting (XSS) vulnerabilityEPSS 0.8%CVE-2023-39516MEDIUMStored Cross-Site-Scripting on data_sources.php debug html-block in CactiEPSS 0.8%CVE-2020-7571—A CWE-79 Multiple Improper Neutralization of Input During Web Page Generation (Cross-site Scripting Reflected) vulnerability exists in EcoStEPSS 0.8%CVE-2020-7570—A CWE-79 Improper Neutralization of Input During Web Page Generation (Cross-site Scripting Stored) vulnerability exists in EcoStruxure BuildEPSS 0.8%CVE-2021-4020HIGHCross-site Scripting (XSS) - Stored in meetecho/janus-gatewayEPSS 0.8%CVE-2021-34666MEDIUMAdd Sidebar <= 2.0.0 Reflected Cross-Site ScriptingEPSS 0.8%CVE-2021-34665MEDIUMWP SEO Tags <= 2.2.7 Reflected Cross-Site ScriptingEPSS 0.8%CVE-2021-34657MEDIUMTypoFR <= 0.11 Reflected Cross-Site ScriptingEPSS 0.8%CVE-2021-34652MEDIUMMedia Usage <= 0.0.4 Reflected Cross-Site ScriptingEPSS 0.8%CVE-2022-24746MEDIUMHTML injection possibility in voucher code formEPSS 0.8%CVE-2021-34655MEDIUMWP Songbook <= 2.0.11 Reflected Cross-Site ScriptingEPSS 0.8%CVE-2021-32644MEDIUMCross-site Scripting in Random.phpEPSS 0.8%CVE-2022-29182MEDIUMDOM-based XSS in GoCDEPSS 0.8%CVE-2022-2523HIGHCross-site Scripting (XSS) - Reflected in beancount/favaEPSS 0.8%CVE-2019-9539—Telos Automated Message Handling System reflected XSS in ModalWindowPopup.aspEPSS 0.8%CVE-2019-9542—Telos Automated Message Handling System reflected XSS in itemlookup.aspEPSS 0.8%CVE-2019-9540—Telos Automated Message Handling System reflected XSS in prefs.aspEPSS 0.8%