[20201105] - Core - User Enumeration in backend login
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 1.1%
exploitation probability
1.1%top 38% of all CVEs
observed exploitation
nono source reports it
An issue was discovered in Joomla! 3.9.0 through 3.9.22. Improper handling of the username leads to a user enumeration attack vector in the backend login page.
Affected products
Joomla! Project · Joomla! CMS