CVE-2020-36847

Critical

Description

The Simple-File-List Plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 4.2.2 via the rename function which can be used to rename uploaded PHP code with a png extension to use a php extension. This allows unauthenticated attackers to execute code on the server.

SeverityCritical
CVSS9.8
Exploit probability—
ProductSimplefilelist Simple File List
PublishedJul 12, 2025
First seenJul 12, 2025

How to fix

Update
  • simplefilelist simple_file_list4.2.3 or later

Affected products

ProductAffected versionsFixed in
simplefilelist simple_file_listv < 4.2.34.2.3

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

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