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-2025-9476MEDIUMSourceCodester Human Resource Information System editemployee_process.php unrestricted uploadEPSS 0.5%CVE-2025-10425MEDIUM1000projects Online Student Project Report Submission and Evaluation System student_controller.php unrestricted uploadEPSS 0.5%CVE-2025-9475MEDIUMSourceCodester Human Resource Information System editemployee_process.php unrestricted uploadEPSS 0.5%CVE-2025-5171MEDIUMllisoft MTA Maita Training System OpenController.java this.fileService.download unrestricted uploadEPSS 0.5%CVE-2025-15158HIGHWP Enable WebP <= 1.0 - Authenticated (Author+) Arbitrary File UploadEPSS 0.5%CVE-2024-50530CRITICALWordPress Stars SMTP Mailer plugin <= 2.2.1 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2025-9942MEDIUMCodeAstro Real Estate Management System submitproperty.php unrestricted uploadEPSS 0.5%CVE-2024-48027CRITICALWordPress External featured image from bing plugin <= 1.0.2 - Remote Code Execution (RCE) vulnerabilityEPSS 0.5%CVE-2024-52369CRITICALWordPress KBucket plugin <= 4.2.2 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-52404CRITICALWordPress CF7 Reply Manager plugin <= 1.2.3 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-52406CRITICALWordPress CSV to html plugin <= 3.26 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-50480CRITICALWordPress Marketing Automation by AZEXO plugin <= 1.27.80 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-49331CRITICALWordPress Property Lot Management System plugin <= 4.2.38 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-52405CRITICALWordPress B-Banner Slider plugin <= 1.1 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-49260CRITICALWordPress Limb Gallery plugin <= 1.5.7 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-48035CRITICALWordPress ACF Images Search And Insert plugin <= 1.1.4 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-52384CRITICALWordPress Sage AI: Chatbots, OpenAI GPT-4 Bulk Articles, Dalle-3 Image Generation plugin <= 2.4.9 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-52403CRITICALWordPress User Management plugin <= 1.1 - Arbitrary File Upload vulnerabilityEPSS 0.5%CVE-2024-37420CRITICALWordPress Zita Elementor Site Library plugin <= 1.6.1 - Arbitrary Code Execution vulnerabilityEPSS 0.5%CVE-2025-9941MEDIUMCodeAstro Real Estate Management System register.php unrestricted uploadEPSS 0.5%