CVE-2026-2357

Bold Page Builder <= 5.6.8 - Authenticated (Contributor+) Stored Cross-Site Scripting

The Bold Page Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'bt_bb_shortcode' shortcode in all versions up to, and including, 5.6.8 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

We have discovered 4,265 live websites that are affected by CVE-2026-2357.

Run a Free Instant Scan



Affected Software

Product  Bold Page Builder
Category Wordpress Plugins
Vulnerable Domains4,265 live websites (54% of Bold Page Builder install base)
Vulnerable Versions
  • from 0 through 5.6.8
Vulnerable Versions Count137 versions ( 93% of all versions)


Common Weakness Enumeration

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')



Details

  • Published - Aug 16, 2026
  • Updated - Aug 17, 2026

Credits

  • theviper17y (finder)

Website Distribution by Country

Number of websites using CVE-2026-2357
United States1,037 websites


Germany355 websites
Italy345 websites
France241 websites
Turkey200 websites
GB170 websites
Poland148 websites
Spain135 websites
India113 websites
Australia94 websites

Website Distribution by TLD

Number of websites using CVE-2026-2357
.com1,762 websites
.it248 websites
.de209 websites
.org111 websites
.fr110 websites
.pl108 websites
.com.au83 websites
.co.uk72 websites
.net70 websites
.com.br68 websites

Vulnerable Versions

Vulnerable versions are highlighted in red

Websites affected by CVE-2026-2357

Top websites that are affected by CVE-2026-2357. Please click on the "Contact us" link to get more information.
DomainCountryRankContacts
****.pt Portugal**,***
*************.***.es Spain***,***
**********.com United States***,***
*****.com United States***,***
**********.com United States***,***
****.org Kenya***,***
***********.com United States***,***
***********.com United States***,***
************.com United States***,***
**************.com United States***,***
See full domain list

FAQ

CVE-2026-2357 is Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Bold Page Builder
A total of 4,265 websites have been identified as vulnerable to CVE-2026-2357, based on global website indexing conducted by WebTechSurvey.
The Bold Page Builder is affected by the CVE-2026-2357 vulnerability.
Bold Page Builder versions up to and including 5.6.8 are vulnerable to CVE-2026-2357.