Contao 4.5.x through 4.9.x before 4.9.16, and 4.10.x through 4.11.x before 4.11.5, allows XSS. It is possible to inject code into the tl_log table that will be executed in the browser when the system log is called in the back end.
{
"extracted_events": [
{
"cpe": "cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.5.0"
},
{
"fixed": "4.9.16"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.10.0"
},
{
"fixed": "4.11.5"
}
],
"source": "CPE_RANGE"
}
]
}