Weaknesses of type CWE-434

3,091 results

Upload sem restrição de arquivo com tipo perigoso

Ocorre quando uma aplicação aceita upload de arquivos sem validar adequadamente seu tipo, extensão ou conteúdo. Um atacante pode enviar executáveis, scripts ou outros arquivos maliciosos, que serão armazenados ou executados no servidor, comprometendo sua integridade e segurança.

Example

Um formulário de perfil aceita qualquer arquivo como 'foto do usuário' sem checar extensão ou MIME type. Um atacante envia um arquivo .exe ou .php renomeado como .jpg, que é salvo no diretório web e posteriormente executado quando acessado, permitindo execução de código remoto.

How to mitigate

Valide uploads checando MIME type real (não apenas extensão), restrinja tipos permitidos de forma explícita, armazene arquivos fora da raiz web, desabilite execução de scripts no diretório de upload e considere usar vírus scanner. Implemente whitelist rigorosa, nunca blacklist.

CVE-2022-40200CRITICALWordPress wpForo Forum plugin <= 2.0.9 - Auth. Arbitrary File Upload vulnerabilityEPSS 1.0%CVE-2023-0924HIGHZyrex Popup <= 1.0 - Admin+ Arbitrary File UploadEPSS 1.0%CVE-2023-48376CRITICALSmartStar Software CWS Web-Base - Arbitrary File UploadEPSS 1.0%CVE-2022-2804MEDIUMSourceCodester Zoo Management System apply_vacancy.php unrestricted uploadEPSS 1.0%CVE-2023-48371CRITICALITPison OMICARD EDM 's SMS - Arbitrary File UploadEPSS 1.0%CVE-2021-3915HIGHUnrestricted Upload of File with Dangerous Type in bookstackapp/bookstackEPSS 1.0%CVE-2024-51152HIGHFile Upload vulnerability in Laravel CMS v.1.4.7 and before allows a remote attacker to execute arbitrary code via the shell.php a componentEPSS 1.0%CVE-2026-25510CRITICALCI4MS Vulnerable to Remote Code Execution (RCE) via Arbitrary File Creation and Save in File EditorEPSS 1.0%CVE-2025-2525HIGHStreamit <= 4.0.1 - Authenticated (Subscriber+) Arbitrary File UploadEPSS 1.0%CVE-2022-3129MEDIUMcodeprojects Online Driving School registration.php unrestricted uploadEPSS 1.0%CVE-2023-53921HIGHSitemagicCMS 4.4.3 Remote Code Execution via Unrestricted File UploadEPSS 1.0%CVE-2022-1206HIGHAdRotate – Ad manager & AdSense Ads <= 5.13.2 - Authenticated (Admin+) Double Extension Arbitrary File UploadEPSS 1.0%CVE-2024-7384HIGHAcyMailing <= 9.7.2 - Authenticated (Subscriber+) Arbitrary File Upload via acym_extractArchive FunctionEPSS 1.0%CVE-2023-0714HIGHMetform Elementor Contact Form Builder <= 3.2.4 - Unauthenticated Double-Extension Arbitrary File UploadEPSS 1.0%CVE-2024-6123HIGHBit Form <= 2.13.3 - Authenticated (Administrator+) Arbitrary File UploadEPSS 1.0%CVE-2023-3625MEDIUMSuncreate Mountain Flood Disaster Prevention Monitoring and Early Warning System Duty Write-UploadFile UploadFile.ashx unrestricted uploadEPSS 1.0%CVE-2023-3626MEDIUMSuncreate Mountain Flood Disaster Prevention Monitoring and Early Warning System UpLoadFloodPlanFile UpLoadFloodPlanFile.ashx unrestricted uploadEPSS 1.0%CVE-2026-40488HIGHOpenMage LTS has Customer File Upload Extension Blocklist Bypass that Leads to Remote Code ExecutionEPSS 1.0%CVE-2026-84147CRITICALRemote Code Execution Vulnerability in Manacle Technologies ERP SystemEPSS 1.0%CVE-2020-7864HIGHRaonwiz DEXT5 Editor File upload and Execution vulnerabilityEPSS 1.0%