Falhas do tipo CWE-79

28.664 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-2022-1268—Donate Extra <= 2.02 - Reflected Cross-Site ScriptingEPSS 0.8%CVE-2022-1220—FoxyShop < 4.8.2 - Reflected Cross-Site ScriptingEPSS 0.8%CVE-2021-1271MEDIUMCisco Web Security Appliance Stored Cross-Site Scripting VulnerabilityEPSS 0.8%CVE-2021-21283MEDIUMXSS in Flarum Sticky extension.EPSS 0.8%CVE-2017-9556—Cross-site scripting (XSS) vulnerability in Video Metadata Editor in Synology Video Station before 2.3.0-1435 allows remote authenticated atEPSS 0.8%CVE-2024-42366CRITICALVR Overlay RCEEPSS 0.8%CVE-2024-23786CRITICALCross-site scripting vulnerability in Energy Management Controller with Cloud Services JH-RVB1 /JH-RV11 Ver.B0.1.9.1 and earlier allows a neEPSS 0.8%CVE-2021-26628HIGHMaxBoard XSS and File Upload VulnerabilityEPSS 0.8%CVE-2021-21418MEDIUMPotential XSS injection in the newsletter conditions fieldEPSS 0.8%CVE-2018-5411—Pixar's Tractor software, versions 2.2 and earlier, contains a stored cross-site scripting vulnerabilityEPSS 0.8%CVE-2022-0926HIGHFile upload filter bypass leading to stored XSS in microweber/microweberEPSS 0.8%CVE-2019-3761MEDIUMThe RSA Identity Governance and Lifecycle software and RSA Via Lifecycle and Governance products prior to 7.1.0 P08 contain a stored cross-sEPSS 0.8%CVE-2019-19003MEDIUMABB eSOMS: HTTPOnly flag not setEPSS 0.8%CVE-2022-31191HIGHCross Site Scripting possible in DSpace JSPUI spellcheck and autocomplete toolsEPSS 0.8%CVE-2023-39511MEDIUMStored Cross-Site-Scripting on reports_admin.php device name in CactiEPSS 0.8%CVE-2021-4176MEDIUMCross-site Scripting (XSS) - Reflected in livehelperchat/livehelperchatEPSS 0.8%CVE-2017-7427MEDIUMiManager - Multiple Reflected Cross-Site Scripting attacksEPSS 0.8%CVE-2023-31285MEDIUMAn XSS issue was discovered in Serenity Serene (and StartSharp) before 6.7.0. When users upload temporary files, some specific file endings EPSS 0.8%CVE-2026-70355HIGHMicrosoft SharePoint Server Elevation of Privilege VulnerabilityEPSS 0.8%CVE-2023-1036MEDIUMSourceCodester Dental Clinic Appointment Reservation System POST Parameter signup.php cross site scriptingEPSS 0.8%