Weaknesses of type CWE-434

3,096 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-2025-0702MEDIUMJoeyBling bootplus SysFileController.java unrestricted uploadEPSS 0.7%CVE-2026-18080CRITICALERP: Complete HR, Accounting & CRM Suite Built for WooCommerce <= 1.17.8 - Unauthenticated Arbitrary File Upload via CRM Email Connect IMAP AttachmentEPSS 0.7%CVE-2025-6207HIGHWP Import Export Lite <= 3.9.28 - Authenticated (Subscriber+) Arbitrary File UploadEPSS 0.7%CVE-2026-53691HIGHRemote Code Execution in Redeight CMSEPSS 0.7%CVE-2023-29631CRITICALPrestaShop jmsslider 1.6.0 is vulnerable to Incorrect Access Control via ajax_jmsslider.php.EPSS 0.7%CVE-2026-94104HIGHNivoCart through 2.4.0 Arbitrary File Upload RCE via filemanagerEPSS 0.7%CVE-2024-0648HIGHYunyou CMS Common.php unrestricted uploadEPSS 0.7%CVE-2024-0643CRITICALUnrestricted upload of dangerous file types in C21 Live Encoder and Live MosaicEPSS 0.7%CVE-2025-55454HIGHAn authenticated arbitrary file upload vulnerability in the component /msg/sendfiles of DooTask v1.0.51 allows attackers to execute arbitrarEPSS 0.7%CVE-2025-12974HIGHGravity Forms <= 2.9.21.1 - Unauthenticated Arbitrary File Upload via Legacy Chunked UploadEPSS 0.7%CVE-2025-46001CRITICALAn arbitrary file upload vulnerability in the is_allowed_file_type() function of Filemanager v2.3.0 allows attackers to execute arbitrary coEPSS 0.7%CVE-2021-3906MEDIUMUnrestricted Upload of File with Dangerous Type in bookstackapp/bookstackEPSS 0.7%CVE-2024-30510CRITICALWordPress Salon booking system plugin <= 9.5 - Arbitrary File Upload vulnerabilityEPSS 0.7%CVE-2024-40549HIGHAn arbitrary file upload vulnerability in the component /admin/cmsTemplate/savePlace of PublicCMS v4.0.202302.e allows attackers to execute EPSS 0.7%CVE-2024-40548HIGHAn arbitrary file upload vulnerability in the component /admin/cmsTemplate/save of PublicCMS v4.0.202302.e allows attackers to execute arbitEPSS 0.7%CVE-2024-54370CRITICALWordPress Video & Photo Gallery for Ultimate Member plugin <= 1.1.0 - Arbitrary File Upload vulnerabilityEPSS 0.7%CVE-2024-7904MEDIUMDedeBIZ File Extension file_manage_control.php unrestricted uploadEPSS 0.7%CVE-2024-6280MEDIUMSourceCodester Simple Online Bidding System unrestricted uploadEPSS 0.7%CVE-2025-10747HIGHWP-DownloadManager <= 1.68.11 - Authenticated (Admin+) Arbitrary File UploadEPSS 0.7%CVE-2024-58283HIGHWBCE CMS 1.6.2 Remote Code Execution via Elfinder File UploadEPSS 0.7%