CVE-2026-66616

WordPress Form Maker by 10Web plugin <= 1.15.46 - Cross Site Scripting (XSS) vulnerability

Unauthenticated Cross Site Scripting (XSS) in Form Maker by 10Web <= 1.15.46 versions.

We have discovered 4,974 live websites that are affected by CVE-2026-66616.

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Affected Software

Product  Form Maker
Category Form Builders
Vulnerable Domains4,974 live websites (75% of Form Maker install base)
Vulnerable Versions
  • from 0 through 1.15.46
Vulnerable Versions Count151 versions ( 52% of all versions)


Common Weakness Enumeration

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



Details

  • Published - Aug 20, 2026
  • Updated - Aug 20, 2026

Credits

  • Elijah Chia | Patchstack Bug Bounty Program (finder)

Website Distribution by Country

Number of websites using CVE-2026-66616
United States1,569 websites


Germany494 websites
Italy339 websites
GB278 websites
Netherlands259 websites
France249 websites
India134 websites
Russia131 websites
Canada117 websites
Spain110 websites

Website Distribution by TLD

Number of websites using CVE-2026-66616
.com2,044 websites
.org282 websites
.de263 websites
.nl235 websites
.it211 websites
.co.uk175 websites
.net125 websites
.ru110 websites
.fr103 websites
.ca80 websites

Vulnerable Versions

Vulnerable versions are highlighted in red

Websites affected by CVE-2026-66616

Top websites that are affected by CVE-2026-66616. Please click on the "Contact us" link to get more information.
DomainCountryRankContacts
*******.org United States***,***
*******.com Spain***,***
***.tw Taiwan***,***
**************.**.uk GB***,***
*********************.org South Africa***,***
****************.org United States***,***
***********.org United States***,***
***********.eu Germany***,***
****************.ca United States***,***
*******.org United States***,***
See full domain list

FAQ

CVE-2026-66616 is Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Form Maker
A total of 4,974 websites have been identified as vulnerable to CVE-2026-66616, based on global website indexing conducted by WebTechSurvey.
The Form Maker is affected by the CVE-2026-66616 vulnerability.
Form Maker versions up to and including 1.15.46 are vulnerable to CVE-2026-66616.