Sighting correlations

What the source of this sighting of CVE-2021-33766 filed sightings of.

Source: https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/cdd0509c-13a8-434f-b6b7-ee739c352653

Drag nodes to arrange them. Double-click a vulnerability to open it. The Physics button on the left tunes the layout and the simulation; the legend at the bottom left hides or shows vulnerabilities by sighting type.