Input validation vulnerability in Display Users 2.0.0

The Display Users WordPress plugin up to version 2.0.0 had a serious security issue. In the plugin’s Edit Role feature

Detected in:

Display Users open vulnerable versions: >= * <= 2.0.0

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Version compare shows which versions have a vulnerability. For example: >= 2.2.8 <= 2.2.21 means:

> from 2.2.8
= including 2.2.8 & 2.2.21
< to 2.2.21

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