Vulnerability Database

313,825

Total vulnerabilities in the database

CVE-2021-3199

Directory traversal with remote code execution can occur in /upload in ONLYOFFICE Document Server before 5.6.3, when JWT is used, via a /.. sequence in an image upload parameter.

  • Published: Jan 26, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-3199
  • Severity: Critical
  • Exploit:

CVSS v3:

  • Severity: Critical
  • Score: 9.8
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/Au:N/C:P/I:P/A:P

CWEs:

OWASP TOP 10:

Software From Fixed in
onlyoffice / document_server - 5.6.3