[20210501] - Core - Adding HTML to the executable block list of MediaHelper::canUpload
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 0.8%
exploitation probability
0.8%top 47% of all CVEs
observed exploitation
nono source reports it
An issue was discovered in Joomla! 3.0.0 through 3.9.26. HTML was missing in the executable block list of MediaHelper::canUpload, leading to XSS attack vectors.
Affected products
Joomla! Project · Joomla! CMS