Weaknesses of type CWE-22

5,839 results

Traversal de diretório (path traversal)

A aplicação recebe um caminho de arquivo fornecido pelo usuário e o usa para acessar arquivos sem validar adequadamente se o resultado fica dentro do diretório permitido. Um atacante injeta sequências como '../' ou '..' para "escapar" do diretório esperado e acessar arquivos sensíveis do sistema.

Example

Um site permite download de arquivos do diretório /uploads passando o nome via URL: download.php?file=documento.pdf. Um atacante envia file=../../etc/passwd e consegue ler arquivos fora de /uploads, porque o código não neutraliza a sequência '..'.

How to mitigate

Valide e canonicalize todo caminho fornecido pelo usuário antes de usá-lo: implemente uma whitelist de nomes permitidos, normalize caminhos para sua forma canônica, verifique se o resultado está dentro do diretório esperado, e use APIs de segurança da linguagem (ex: Path.normalize() + validação de prefix em Java, pathlib em Python).

CVE-2023-42819HIGHPath traversal in JumpserverEPSS 1.9%CVE-2021-22748—A CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability exists that could allow a remote codeEPSS 1.9%CVE-2021-47749HIGHYouPHPTube <= 7.8 - Directory TraversalEPSS 1.9%CVE-2024-37728HIGHArbitrary File Read vulnerability in Xi'an Daxi Information Technology Co., Ltd OfficeWeb365 v.7.18.23.0 and v8.6.1.0 allows a remote attackEPSS 1.9%CVE-2026-9776HIGHATEN Unizon writeFileToHttpServletResponse Directory Traversal Information Disclosure VulnerabilityEPSS 1.9%CVE-2021-37712HIGHArbitrary File Creation/Overwrite via insufficient symlink protection due to directory cache poisoning using symbolic linksEPSS 1.8%CVE-2025-63414CRITICALA Path Traversal vulnerability in the Allsky WebUI version v2024.12.06_06 allows an unauthenticated remote attacker to achieve arbitrary comEPSS 1.8%CVE-2023-51646HIGHAllegra uploadSimpleFile Directory Traversal Remote Code Execution VulnerabilityEPSS 1.8%CVE-2023-51640HIGHAllegra extarctZippedFile Directory Traversal Remote Code Execution VulnerabilityEPSS 1.8%CVE-2023-51645HIGHAllegra unzipFile Directory Traversal Remote Code Execution VulnerabilityEPSS 1.8%CVE-2023-33227HIGHDirectory Traversal Remote Code Execution VulnerabilityEPSS 1.8%CVE-2023-33226HIGHDirectory Traversal Remote Code Execution VulnerabilityEPSS 1.8%CVE-2021-22857HIGHChanGate EnterPrise Co., Ltd property management system - Directory TraversalEPSS 1.8%CVE-2017-15893—Directory traversal vulnerability in the SYNO.FileStation.Extract in Synology File Station before 1.1.1-0099 allows remote authenticated useEPSS 1.8%CVE-2018-5445—A Path Traversal issue was discovered in Advantech WebAccess/SCADA versions prior to V8.2_20170817. An attacker has read access to files witEPSS 1.8%CVE-2024-56331MEDIUMLocal File Inclusion (LFI) via Improper URL Handling in uptime-kuma's `Real-Browser` monitorEPSS 1.8%CVE-2017-16029—hostr is a simple web server that serves up the contents of the current directory. There is a directory traversal vulnerability in hostr 2.3EPSS 1.8%CVE-2024-33350CRITICALDirectory Traversal vulnerability in TaoCMS v.3.0.2 allows a remote attacker to execute arbitrary code and obtain sensitive information via EPSS 1.8%CVE-2022-48482HIGH3CX before 18 Update 2 Security Hotfix build 18.0.2.315 on Windows allows unauthenticated remote attackers to read certain files via /ElectrEPSS 1.8%CVE-2021-24638—OMGF < 4.5.4 - Unauthenticated Path Traversal in REST APIEPSS 1.8%