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CVE-2020-36847

CRITICAL 9.8 CVSS 3.1
Published
July 12, 2025
Last modified
June 17, 2026
NVD status
Analyzed
Reported by
security@wordfence.com
Weakness
CWE-434
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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.

Affected WordPress components

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • eemitch Simple File List — Before 4.2.3
  • simplefilelist simple_file_list — Before 4.2.3

References

  • packetstormsecurity.com https://packetstormsecurity.com/files/160221/ Exploit
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset/2286920/simple-file-list Patch
  • wpscan.com https://wpscan.com/vulnerability/365da9c5-a8d0-45f6-863c-1b1926ffd574/ Exploit, Third Party Advisory
  • www.cybersecurity-help.cz https://www.cybersecurity-help.cz/vdb/SB2020042711 Third Party Advisory
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/9eb835fd-6ebf-4162-856c-0366b663a07e?source=cve Third Party Advisory
  • nvd.nist.gov Official NVD record