CVE-2020-36700

Page Builder: KingComposer < 2.9.4 - Authorization Bypass due to Improper Access Control

The Page Builder: KingComposer plugin for WordPress is vulnerable to authorization bypass in versions up to, and including, 2.9.3. This is due to a security nonce being leaked in the '/wp-admin/index.php' page. This makes it possible for authenticated attackers to change arbitrary WordPress options, delete arbitrary files/folders, and inject arbitrary content.

We have discovered 1,703 live websites that are affected by CVE-2020-36700.

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Affected Software

Product  King Composer
Category Wordpress Plugins
Vulnerable Domains1,703 live websites (18% of King Composer install base)
Vulnerable Versions
  • from 0 through 2.9.3
Vulnerable Versions Count16 versions ( 76% of all versions)


Common Weakness Enumeration

CWE-284 Improper Access Control



Details

  • Published - Jun 7, 2023
  • Updated - Apr 8, 2026

Credits

  • Jerome Bruandet (finder)

Website Distribution by Country

Number of websites using CVE-2020-36700
United States350 websites


Germany136 websites
Italy111 websites
GB95 websites
France94 websites
Poland61 websites
Russia58 websites
Spain54 websites
Brazil47 websites
Australia45 websites

Website Distribution by TLD

Number of websites using CVE-2020-36700
.com656 websites
.it87 websites
.de63 websites
.co.uk57 websites
.org50 websites
.ru49 websites
.pl48 websites
.com.br46 websites
.com.au44 websites
.net43 websites

Vulnerable Versions

Vulnerable versions are highlighted in red

Websites affected by CVE-2020-36700

Top websites that are affected by CVE-2020-36700. Please click on the "Contact us" link to get more information.
DomainCountryRankContacts
*********.com United States*,***
****.******.com United States***,***
******.net United States***,***
***********.com United States***,***
*********.***.au United States***,***
**********************.org France***,***
****.jp Japan***,***
***********.org Rwanda***,***
******.com France***,***
****.eu Germany***,***
See full domain list

FAQ

CVE-2020-36700 is Improper Access Control in King Composer
A total of 1,703 websites have been identified as vulnerable to CVE-2020-36700, based on global website indexing conducted by WebTechSurvey.
The King Composer is affected by the CVE-2020-36700 vulnerability.
King Composer versions up to and including 2.9.3 are vulnerable to CVE-2020-36700.