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Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVE-2025-67819

Severity Medium
Score 4.9/10

Summary

An issue was discovered in Weaviate OSS through 1.30.19,1.31.x through 1.31.18, 1.32.x through 1.32.15, 1.33.x through 1.33.3 and 1.34.0-rc.0. Due to a lack of validation of the fileName field in the transfer logic, an attacker who can call the GetFile method while a shard is in the "Pause file activity" state and the FileReplicationService is reachable can read arbitrary files accessible to the service process.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • HIGH
  • HIGH
  • NONE

CWE-22 - Path Traversal

Path traversal (or directory traversal), is a vulnerability that allows malicious users to traverse the server's root directory, gaining access to arbitrary files and folders such as application code & data, back-end credentials, and sensitive operating system files. In the worst-case scenario, an attacker could potentially execute arbitrary files on the server, resulting in a denial of service attack. Such an exploit may severely impact the integrity, confidentiality, and availability of an application.

Advisory Timeline

  • Published