Weaknesses of type CWE-434

3,102 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-2024-52397CRITICALWordPress Convert Docx2post plugin <= 1.4 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-52398CRITICALWordPress CDI plugin <= 5.5.3 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-38736CRITICALWordPress Realtyna Organic IDX plugin <= 4.14.13 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-35767CRITICALWordPress Squeeze plugin <= 1.4 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2026-53724LOWParse Server: Stored XSS via trailing-dot filename bypassing file upload extension blocklistEPSS 0.5%CVE-2026-28674HIGHxiaoheiFS Vulnerable to RCE via Arbitrary Payment Plugin Upload (Automatic Execution)EPSS 0.5%CVE-2025-4259MEDIUMnewbee-mall UploadController.java upload unrestricted uploadEPSS 0.5%CVE-2025-45997HIGHSourcecodester Web-based Pharmacy Product Management System v.1.0 has a file upload vulnerability. An attacker can upload a PHP file disguisEPSS 0.5%CVE-2024-13210MEDIUMdonglight bookstore电商书城系统说明 AdminBookController. java uploadPicture unrestricted uploadEPSS 0.5%CVE-2025-4923MEDIUMSourceCodester Client Database Management System user_delivery_update.php unrestricted uploadEPSS 0.5%CVE-2026-81931MEDIUMUnrestricted upload of file with dangerous type in Prospero Flow CRM product photo allows stored cross-site scriptingEPSS 0.5%CVE-2025-1890MEDIUMshishuocms ManageUpLoadAction.java handleRequest unrestricted uploadEPSS 0.5%CVE-2025-22504CRITICALWordPress 4ECPS Web Forms Plugin <= 0.2.18 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2026-3800MEDIUMSourceCodester/janobe Resort Reservation System controller.php doInsert unrestricted uploadEPSS 0.5%CVE-2020-36973HIGHPDW File Browser 1.3 - Remote Code ExecutionEPSS 0.5%CVE-2023-40460HIGHImproper input leads to DoSEPSS 0.5%CVE-2025-26325CRITICALShopXO 6.4.0 is vulnerable to File Upload in ThemeDataService.php.EPSS 0.5%CVE-2024-57761HIGHAn arbitrary file upload vulnerability in the parserXML() method of JeeWMS before v2025.01.01 allows attackers to execute arbitrary code viaEPSS 0.5%CVE-2025-22213HIGH[20250301] - Core - Malicious file uploads via Media ManagerEPSS 0.5%CVE-2026-42844HIGHGrav: Low-privileged API users can create super-admin accounts via blueprint-uploadEPSS 0.5%