Weaknesses of type CWE-434

3,101 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-2026-55676HIGHMalcolm vulnerable to RCE via unrestricted .php upload to the file-upload componentEPSS 0.5%CVE-2024-9036MEDIUMitsourcecode Online Bookstore admin_add.php unrestricted uploadEPSS 0.5%CVE-2026-63429HIGHHeyForm has unauthenticated /api/upload endpoint that accepts arbitrary files with no auth/session/form contextEPSS 0.5%CVE-2025-7931MEDIUMcode-projects Church Donation System admin_pic.php unrestricted uploadEPSS 0.5%CVE-2025-47452CRITICALWordPress WP VR plugin <= 8.5.26 - Arbitrary File Upload VulnerabilityEPSS 0.5%CVE-2025-12171HIGHRESTful Content Syndication 1.1.0 - 1.5.0 - Authenticated (Contributor+) Arbitrary File UploadEPSS 0.5%CVE-2025-13094HIGHWP3D Model Import Viewer <= 1.0.7 - Authenticated (Contributor+) Arbitrary File UploadEPSS 0.5%CVE-2025-11755HIGHDelicious Recipes <= 1.9.0 - Authenticated (Contributor+) Arbitrary File UploadEPSS 0.5%CVE-2026-21662MEDIUMFMS Employee Allows Upload of Unrestricted FilesEPSS 0.5%CVE-2025-9397MEDIUMgivanz Vvveb media.php unrestricted uploadEPSS 0.5%CVE-2025-11908MEDIUMShenzhen Ruiming Technology Streamax Crocus FileDir.do uploadFile unrestricted uploadEPSS 0.5%CVE-2025-27692MEDIUMDell Wyse Management Suite, versions prior to WMS 5.1, contains an Unrestricted Upload of File with Dangerous Type vulnerability. A high priEPSS 0.5%CVE-2026-2978MEDIUMFastApiAdmin Scheduled Task API controller.py upload_file_controller unrestricted uploadEPSS 0.5%CVE-2025-6266MEDIUMTeledyne FLIR AX8 upload.php unrestricted uploadEPSS 0.5%CVE-2025-68986CRITICALWordPress Miion theme <= 1.2.7 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2026-2977MEDIUMFastApiAdmin Scheduled Task API controller.py upload_controller unrestricted uploadEPSS 0.5%CVE-2025-10009HIGHAuthenticated admin RCE in Invoice NinjaEPSS 0.5%CVE-2023-28814CRITICALSome versions of Hikvision's iSecure Center Product have an improper file upload control vulnerability. Due to the improper verification of EPSS 0.5%CVE-2025-5178MEDIUMRealce Tecnologia Queue Ticket Kiosk Image File ajax.php unrestricted uploadEPSS 0.5%CVE-2024-8338MEDIUMHFO4 shudong-share File Extension fileReceive.php unrestricted uploadEPSS 0.5%