CVE•Published 2023-06-07•Modified 2026-04-08•1 article on news•6 live references•NVD data

CVE-2020-36701King-theme · Page_builder_king_composer

Vulnerability data via NVD (ingested)

CVSS v3.1

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS percentile

Exploit Prediction Scoring System · top 17% of all CVEs

Weaknesses (CWE)

CWE-434Unrestricted Upload of File with Dangerous Type

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.

Timeline

Published 2023-06-07

Modified 2026-04-08

External references

NVD MITRE Exploit-DB GitHub PoC trickest/cve VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2020-36701

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · WP plugin path

http.html:"/wp-content/plugins/page-builder-king-composer/"

Matches any site loading the "page-builder-king-composer" plugin — doesn't rely on Shodan's vuln tag.

Shodan · product

product:"King-theme Page Builder King Composer"

All exposed King-theme Page Builder King Composer instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Page Builder King Composer"

HTTP body or banner mentions "Page Builder King Composer" — catches deploys Shodan didn't identify as a product.