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CVE-2020-36701

HIGH 8.8 CVSS 3.1
Published
June 7, 2023
Last modified
June 17, 2026
NVD status
Modified
Reported by
security@wordfence.com
Weakness
CWE-434
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

The Page Builder: KingComposer plugin for WordPress is vulnerable to Arbitrary File Uploads in versions up to, and including, 2.9.3 via the 'process_bulk_action' function in the 'kingcomposer/includes/kc.extensions.php' file. This makes it possible for authenticated users with author level permissions and above to upload arbitrary files onto the server which can be used 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

  • kingthemes Page Builder: KingComposer – Free Drag and Drop page builder by King-Theme — Up to and including 2.9.3
  • king-theme page_builder_king_composer — Up to and including 2.9.3

References

  • blog.nintechnet.com https://blog.nintechnet.com/wordpress-kingcomposer-page-builder-fixed-multiple-critical-vulnerabilities/ Exploit
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2320014%40kingcomposer&new=2320014%40kingcomposer&sfp_email=&sfph_mail= Patch
  • wordpress.org https://wordpress.org/plugins/kingcomposer/#developers Product
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/45a62dd0-386c-41b3-b8dd-ced443da9f92?source=cve Third Party Advisory
  • nvd.nist.gov Official NVD record