Vulnerability Database

308,681

Total vulnerabilities in the database

CVE-2020-26409

A DOS vulnerability exists in Gitlab CE/EE >=10.3, <13.4.7,>=13.5, <13.5.5,>=13.6, <13.6.2 that allows an attacker to trigger uncontrolled resource by bypassing input validation in markdown fields.

  • Published: Dec 11, 2020
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-26409
  • Severity: Low
  • Exploit:

CVSS v3:

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

CVSS v2:

  • Severity: Low
  • Score: 4
  • AV:N/AC:L/Au:S/C:N/I:N/A:P

CWEs:

Software From Fixed in
gitlab / gitlab 13.6.0 13.6.2
gitlab / gitlab 13.5.0 13.5.5
gitlab / gitlab 10.3.0 13.4.7