Sighting correlations

What the source of this sighting of CVE-2021-40870 filed sightings of.

Source: https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/9d9a206d-a963-488f-b4a6-a23d16065d74

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.