Vulnerability Database

308,485

Total vulnerabilities in the database

CVE-2021-39906

Improper validation of ipynb files in GitLab CE/EE version 13.5 and above allows an attacker to execute arbitrary JavaScript code on the victim's behalf.

  • Published: Nov 5, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-39906
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 8.7
  • AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

CVSS v2:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:M/Au:N/C:N/I:P/A:N

CWEs:

OWASP TOP 10:

Software From Fixed in
gitlab / gitlab 14.4.0 14.4.1
gitlab / gitlab 14.3.0 14.3.4
gitlab / gitlab 13.5.0 14.2.6