Vulnerability Database

309,469

Total vulnerabilities in the database

CVE-2019-20490

cPanel before 82.0.18 allows authentication bypass because webmail usernames are processed inconsistently (SEC-499).

  • Published: Mar 17, 2020
  • Updated: Nov 9, 2025
  • CVE: CVE-2019-20490
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 8.8
  • AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: Medium
  • Score: 6.5
  • AV:N/AC:L/Au:S/C:P/I:P/A:P

No CWE or OWASP classifications available.

Software From Fixed in
cpanel / cpanel 77.9999.110 78.0.43
cpanel / cpanel 81.9999.242 82.0.18
cpanel / cpanel 83.9999.115 84.0.10