CVE-2025-11991

JetFormBuilder <= 3.5.3 - Missing Authorization to Unauthenticated Form Generation

The JetFormBuilder — Dynamic Blocks Form Builder plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the run_callback function in all versions up to, and including, 3.5.3. This makes it possible for unauthenticated attackers to generate forms using AI, consuming site's AI usage limits.

We have discovered 3,086 live websites that are affected by CVE-2025-11991.

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Affected Software

Product  Jetformbuilder
Category Wordpress Plugins
Vulnerable Domains3,086 live websites (54% of Jetformbuilder install base)
Vulnerable Versions
  • from 0 through 3.5.3
Vulnerable Versions Count55 versions ( 90% of all versions)


Common Weakness Enumeration

CWE-862 Missing Authorization



Details

  • Published - Dec 16, 2025
  • Updated - Apr 8, 2026

Credits

  • Tri Firdyanto (finder)

Website Distribution by Country

Number of websites using CVE-2025-11991
United States593 websites


Germany309 websites
Brazil248 websites
France165 websites
Netherlands162 websites
Spain141 websites
Bulgaria113 websites
GB105 websites
Canada85 websites
Italy84 websites

Website Distribution by TLD

Number of websites using CVE-2025-11991
.com1,088 websites
.com.br203 websites
.de170 websites
.nl134 websites
.org127 websites
.fr72 websites
.it67 websites
.es56 websites
.ca52 websites
.ch51 websites

Vulnerable Versions

Vulnerable versions are highlighted in red

Websites affected by CVE-2025-11991

Top websites that are affected by CVE-2025-11991. Please click on the "Contact us" link to get more information.
DomainCountryRankContacts
*********.com United States**,***
**********.com United States**,***
*****.org United States**,***
****.********.edu United States**,***
****.com Malta***,***
*******.com Cyprus***,***
***************.com United States***,***
*******************.de Germany***,***
**************.org United States***,***
*************.com Canada***,***
See full domain list

FAQ

CVE-2025-11991 is Missing Authorization in Jetformbuilder
A total of 3,086 websites have been identified as vulnerable to CVE-2025-11991, based on global website indexing conducted by WebTechSurvey.
The Jetformbuilder is affected by the CVE-2025-11991 vulnerability.
Jetformbuilder versions up to and including 3.5.3 are vulnerable to CVE-2025-11991.