CVE-2020-36701

HIGH 8.8CVE-2020-36701 · Published 07/06/2023 · updated 17/06/2026

In short

CVE-2020-36701 is a HIGH (CVSS 8.8) vulnerability affecting page builder king composer (king-theme).
Chance of exploitation in the next 30 days (EPSS): 1.5%, higher than 74.6% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
page builder king composer king-theme	`≤ 2.9.3`	No fix yet

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.

References

blog.nintechnet.com/wordpress-kingcomposer-page-builder-fixed-multiple-critical-vulnerabilities · Exploit
plugins.trac.wordpress.org/changeset · Patch
wordpress.org/plugins/kingcomposer · Product
wordfence.com/threat-intel/vulnerabilities/id/45a62dd0-386c-41b3-b8dd-ced443da9f92 · Third Party Advisory

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