Weaknesses of type CWE-284

7,083 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-2023-41721CRITICALInstances of UniFi Network Application that (i) are run on a UniFi Gateway Console, and (ii) are versions 7.5.176. and earlier, implement deEPSS 0.6%CVE-2025-5649MEDIUMSourceCodester Student Result Management System Register Interface new_user access controlEPSS 0.6%CVE-2024-11122MEDIUM上海灵当信息科技有限公司 Lingdang CRM index.php unrestricted uploadEPSS 0.6%CVE-2024-21667MEDIUMPimcore Customer Data Framework Improper Access Control allows unprivileged user to access GDPR extractsEPSS 0.6%CVE-2025-26606CRITICALSQL Injection endpoint 'informacao_adicional.php' parameter 'id_descricao' in WeGIAEPSS 0.6%CVE-2025-26617CRITICALSQL Injection endpoint 'historico_paciente.php' parameter 'id_fichamedica' in WeGIAEPSS 0.6%CVE-2026-45746CRITICALTermix Vulnerable to Arbitrary Command Execution via Session HijackingEPSS 0.6%CVE-2025-3565MEDIUMhuanfenz/code-projects StudentManager Announcement Management Section uploadArticle.do unrestricted uploadEPSS 0.6%CVE-2024-22202MEDIUMUser Removal Page Allows Spoofing Of User DetailsEPSS 0.6%CVE-2025-26608CRITICALSQL Injection endpoint 'dependente_docdependente.php' parameter 'id_dependente', 'id_doc' in WeGIAEPSS 0.6%CVE-2025-0802MEDIUMSourceCodester Best Employee Management System Administrative Endpoint View_user.php access controlEPSS 0.6%CVE-2025-69907HIGHAn unauthenticated information disclosure vulnerability exists in Newgen OmniDocs due to missing authentication and access control on the /oEPSS 0.6%CVE-2025-26609CRITICALSQL Injection endpoint 'familiar_docfamiliar.php' parameter 'id_dependente', 'id_doc' in WeGIAEPSS 0.6%CVE-2025-26607CRITICALSQL Injection endpoint 'documento_excluir.php' parameter 'id_funcionario' in WeGIAEPSS 0.6%CVE-2022-38377MEDIUMAn improper access control vulnerability [CWE-284] in FortiManager 7.2.0, 7.0.0 through 7.0.3, 6.4.0 through 6.4.7, 6.2.0 through 6.2.9, 6.0EPSS 0.6%CVE-2023-1832MEDIUMImproper authorization check in the server componentEPSS 0.6%CVE-2025-30692MEDIUMVulnerability in the Oracle iSupplier Portal product of Oracle E-Business Suite (component: Attachments). Supported versions that are affecEPSS 0.6%CVE-2021-37864LOWUsers can view the contents of an archived channel when access is explicitly denied by the system adminEPSS 0.6%CVE-2026-2668MEDIUMRongzhitong Visual Integrated Command and Dispatch Platform User add access controlEPSS 0.6%CVE-2026-29188CRITICALFile Browser: TUS Delete Endpoint Bypasses Delete Permission CheckEPSS 0.6%