Sighting correlations

What the source of this sighting of CVE-2021-40407 filed sightings of.

Source: https://db.gcve.eu/known-exploited-vulnerabilities-catalog/7f8c1094-492f-4f95-97c7-13f28fa00d26

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.