Vulnerability Database

296,760

Total vulnerabilities in the database

CVE-2020-8421

An issue was discovered in Joomla! before 3.9.15. Inadequate escaping of usernames allows XSS attacks in com_actionlogs.

  • Published: Jan 28, 2020
  • Updated: Apr 14, 2023
  • CVE: CVE-2020-8421
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.1
  • AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/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
Joomla / joomla 3.9.0 3.9.14