6.3 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
42.3%
An issue was discovered in Joomla! before 3.9.3. A combination of specific web server configurations, in connection with specific file types and browser-side MIME-type sniffing, causes an XSS attack vector.
developer.joomla.org/security-centre/766-20190202-core-browserside-mime-type-sniffing-causes-xss-attack-vectors