Sighting correlations

What the source of this sighting of CVE-2021-27878 filed sightings of.

Source: https://vulnerability.circl.lu/known-exploited-vulnerabilities-catalog/891c12e8-4f86-4a44-be53-01f5e866cd4d

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.