Is itCheck something

No. CVE-2019-16920

A D-Link Multiple Routers bug is being used in attacks

Being used now

Yes. Attackers are using this right now.

What to do

Apply the vendor's update. If there is none, stop using it or cut it off from the internet.

Confirmed in attacks
Mar 25, 2022
Product
D-Link Multiple Routers
Attack likelihood, next 30 days
over 99%

Attack likelihood is EPSS, a daily estimate from FIRST.org of how likely this bug is to be used in attacks in the next 30 days.

The official description

Multiple D-Link routers contain a command injection vulnerability which can allow attackers to achieve full system compromise.

Required action: The impacted product is end-of-life and should be disconnected if still in use.

For your tech helper

A read-only checklist for whoever helps you with your computer, or an AI assistant. Paste it into Claude, ChatGPT or a coding agent; it only looks and changes nothing.

Read-only check, change nothing, send nothing anywhere.
Is D-Link Multiple Routers (CVE-2019-16920) installed or running on this machine or in this project?
1. Find every copy and its version (apps, packages, containers, lockfiles).
2. Compare each version against the vendor's fixed version for CVE-2019-16920. Quote the vendor page you used.
3. Report a table: where, version, fixed version, status (exposed / fixed / not installed / unsure).
4. List the exact update steps, but do not run them.

Sources