Sighting correlations

What the source of this sighting of CVE-2021-21551 filed sightings of.

Source: Telegram/m3ABCDwdGnEsuoP1BH6LqyWhKOHAR0uu6ebxBJKrtiELgf2N

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.