legend.ts in the piechart-panel (aka Pie Chart Panel) plugin before 1.5.0 for Grafana allows XSS via the Values Header (aka legend header) option.
{
"cpe": "cpe:2.3:a:grafana:piechart-panel:*:*:*:*:*:grafana:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "1.5.0"
}
],
"source": [
"CPE_RANGE",
"REFERENCES"
]
}