An issue was discovered in the GlobalUsage extension for MediaWiki through 1.35.1. SpecialGlobalUsage.php calls WikiMap::makeForeignLink unsafely. The $page variable within the formatItem function was not being properly escaped, allowing for XSS under certain conditions.
{
"source": "CPE_FIELD",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "1.35.1"
}
],
"cpe": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*"
}