Sighting correlations

What the source of this sighting of CVE-2021-39144 filed sightings of.

Source: https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/ee560bf5-02e3-42fc-98df-db54163a8b91

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.