Weaknesses of type CWE-284

7,097 results

Controle de acesso inadequado a recursos

A aplicação falha em validar ou impõe regras insuficientes para determinar quem pode acessar um recurso (arquivo, API, dados, funcionalidade). Um usuário não autorizado consegue contornar essas restrições e acessar o que não deveria, seja por falta de autenticação, autorização fraca ou lógica de controle de acesso bugada.

Example

Um sistema de gestão de RH permite que qualquer funcionário logado acesse `/api/salarios/{id}` substituindo o ID na URL. Sem verificar se o usuário é gestor ou RH, a API retorna dados salariais de qualquer pessoa da empresa. Um dev junior consegue ver quanto ganha o CTO.

How to mitigate

Implemente verificação explícita de permissões antes de qualquer acesso: confirme autenticação (quem é), autorização (o que pode fazer) e aplique o princípio do menor privilégio. Use listas de controle de acesso (ACL), roles bem definidos e sempre valide no backend, nunca confie em dados do cliente.

CVE-2026-58429MEDIUMPublic-Only Personal access tokens scope bypass in Organization and Permission EndpointsEPSS 0.5%CVE-2026-18969MEDIUMRongzhitong Visual Integrated Command and Dispatch Platform upload unrestricted uploadEPSS 0.5%CVE-2026-16324MEDIUMMetasoft 美特软件 MetaCRM upload.jsp unrestricted uploadEPSS 0.5%CVE-2026-14736MEDIUMRuijie RG-UAC user_auth_commit.php unrestricted uploadEPSS 0.5%CVE-2026-7468MEDIUM1024-lab smart-admin Demo Site index.html access controlEPSS 0.5%CVE-2026-6596MEDIUMlangflow-ai langflow API Endpoint endpoints.py create_upload_file unrestricted uploadEPSS 0.5%CVE-2025-1646MEDIUMLumsoft ERP ASPX File UploadAjaxAPI.ashx unrestricted uploadEPSS 0.5%CVE-2026-58420MEDIUMLocal File Inclusion via file:// URI in Migration RestoreEPSS 0.5%CVE-2022-44622LOWIn JetBrains TeamCity version between 2021.2 and 2022.10 access permissions for secure token health items were excessiveEPSS 0.5%CVE-2025-8379MEDIUMCampcodes Online Hotel Reservation System edit_room.php unrestricted uploadEPSS 0.5%CVE-2024-33227HIGHAn issue in the component ddcdrv.sys of Nicomsoft WinI2C/DDC v3.7.4.0 allows attackers to escalate privileges and execute arbitrary code viaEPSS 0.5%CVE-2024-21653MEDIUMvantage6 insecure SSH configuration for node and server containersEPSS 0.5%CVE-2024-42023HIGHAn improper access control vulnerability allows low-privileged users to execute code with Administrator privileges remotely.EPSS 0.5%CVE-2026-31872HIGHParse Server has a protected fields bypass via dot-notation in query and sortEPSS 0.5%CVE-2025-5406MEDIUMchaitak-gorai Blogbook posts.php unrestricted uploadEPSS 0.5%CVE-2026-77169MEDIUMA vulnerability in the team folders (formerly group folders) app when used in combination with the workspace app allowed API/REST-only delegEPSS 0.5%CVE-2025-3041MEDIUMProject Worlds Online Time Table Generator updatestudent.php unrestricted uploadEPSS 0.5%CVE-2026-5124MEDIUMosrg GoBGP BGP Header bgp.go BGPHeader.DecodeFromBytes access controlEPSS 0.5%CVE-2026-5122MEDIUMosrg GoBGP BGP OPEN Message bgp.go DecodeFromBytes access controlEPSS 0.5%CVE-2025-3042MEDIUMProject Worlds Online Time Table Generator updateprofile.php unrestricted uploadEPSS 0.5%