Sighting correlations

What the source of this sighting of CNVD-2021-49104 filed sightings of.

Source: https://db.gcve.eu/known-exploited-vulnerabilities-catalog/74086396-122e-4afd-a23b-79e3cf6fb6c0

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.