Vulnerability Database

318,003

Total vulnerabilities in the database

CVE-2021-4463

Longjing Technology BEMS API versions up to and including 1.21 contains an unauthenticated arbitrary file download vulnerability in the 'downloads' endpoint. The 'fileName' parameter is not properly sanitized, allowing attackers to craft traversal sequences and access sensitive files outside the intended directory.

  • Published: Nov 12, 2025
  • Updated: Nov 13, 2025
  • CVE: CVE-2021-4463
  • Exploit:

No technical information available.