Sighting correlations

What the source of this sighting of CVE-2021-39226 filed sightings of.

Source: https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/0532e8e4-f362-4927-9132-0bb226aa7d21

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.