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-2025-66480CRITICALWildfire has Arbitrary File Upload via Directory Traversal in UploadFileActionEPSS 1.5%CVE-2022-1409—VikBooking Hotel Booking Engine & PMS < 1.5.8 - Admin+ PHP File UploadEPSS 1.4%CVE-2022-1939—Allow SVG Files < 1.1 - Admin+ Arbitrary File UploadEPSS 1.4%CVE-2021-25119—AGIL <= 1.0 - Admin+ Arbitrary File UploadEPSS 1.4%CVE-2026-16329MEDIUMD-Link DNS-320 uploadify.php unrestricted uploadEPSS 1.4%CVE-2026-16332MEDIUMD-Link DNS-320 multi_uploadify.php unrestricted uploadEPSS 1.4%CVE-2024-4345CRITICALStartklar Elementor Addons <= 1.7.13 - Unauthenticated Arbitrary File UploadEPSS 1.4%CVE-2022-0440—Catch Themes Demo Import < 2.1.1 - Admin+ Remote Code ExecutionEPSS 1.4%CVE-2023-48031CRITICALOpenSupports v4.11.0 is vulnerable to Unrestricted Upload of File with Dangerous Type. In the comment function, an attacker can bypass securEPSS 1.4%CVE-2020-26286HIGHArbitary file uploadEPSS 1.4%CVE-2023-6316CRITICALMW WP Form <= 5.0.1 - Unauthenticated Arbitrary File UploadEPSS 1.4%CVE-2023-31541CRITICALA unrestricted file upload vulnerability was discovered in the ‘Browse and upload images’ feature of the CKEditor v1.2.3 plugin for Redmine,EPSS 1.4%CVE-2022-25277HIGHDrupal core sanitizes filenames with dangerous extensions upon upload (reference: SA-CORE-2020-012) and strips leading and trailing dots froEPSS 1.4%CVE-2024-8525CRITICALAutomated Logic WebCTRL and Carrier i-Vu Unrestricted File UploadEPSS 1.4%CVE-2022-2268—WP All Import < 3.6.8 - Admin+ Arbitrary File UploadEPSS 1.4%CVE-2022-40048HIGHFlatpress v1.2.1 was discovered to contain a remote code execution (RCE) vulnerability in the Upload File function.EPSS 1.4%CVE-2022-0242HIGHUnrestricted Upload of File with Dangerous Type in crater-invoice/craterEPSS 1.4%CVE-2023-33508CRITICALKramerAV VIA GO² < 4.0.1.1326 is vulnerable to unauthenticated file upload resulting in Remote Code Execution (RCE).EPSS 1.4%CVE-2024-8958HIGHUnrestricted File Write and Read in composiohq/composioEPSS 1.4%CVE-2022-38877HIGHGarage Management System v1.0 is vulnerable to Arbitrary code execution via ip/garage/php_action/editProductImage.php?id=1.EPSS 1.4%