Sighting correlations

What the source of this sighting of CVE-2021-41357 filed sightings of.

Source: https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/a9485575-c2fc-4c07-b272-35b705c8acba

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.