Input validation vulnerability in Spiffy Calendar 4.9.13

The Spiffy Calendar tool used in WordPress can be easily hacked by people who are not supposed to have access to it. This is because the tool does not have enough protection against harmful codes and links. This means that someone who is not authorized can add harmful codes or links to the calendar and if you click on them, they can harm your computer.

Detected in:

Spiffy Calendar fixed vulnerable versions: >= * <= 4.9.13

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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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