Vulnerability Database

308,681

Total vulnerabilities in the database

CVE-2021-39873

In all versions of GitLab CE/EE, there exists a content spoofing vulnerability which may be leveraged by attackers to trick users into visiting a malicious website by spoofing the content in an error response.

  • Published: Oct 4, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-39873
  • Severity: Low
  • Exploit:

CVSS v3:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

CVSS v2:

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

No CWE or OWASP classifications available.

Software From Fixed in
gitlab / gitlab 1.0.0 14.1.7
gitlab / gitlab 14.2.0 14.2.5
gitlab / gitlab 4.3.0 4.3.0.x