CVE-2026-13171

Eventin < 4.1.20 - Unauthenticated Account Creation via Waiting List Endpoint

The Eventin WordPress plugin before 4.1.20 does not perform an authorization check on its waiting-list registration handler, allowing unauthenticated users to create WordPress user accounts for arbitrary email addresses and inject order records.

We have discovered 2,411 live websites that are affected by CVE-2026-13171.

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Affected Software

Product  Wp Event Solution
Category Wordpress Plugins
Vulnerable Domains2,411 live websites (100% of Wp Event Solution install base)
Vulnerable Versions
  • from 0 through 4.1.20
Vulnerable Versions Count120 versions ( 100% of all versions)


Common Weakness Enumeration

CWE-284 Improper Access Control



Details

  • Published - Aug 12, 2026
  • Updated - Aug 12, 2026

Credits

  • Sanjorn Keeratirungsan (finder)
  • WPScan (coordinator)

Website Distribution by Country

Number of websites using CVE-2026-13171
United States814 websites


Germany179 websites
Switzerland155 websites
GB118 websites
France112 websites
Canada95 websites
Netherlands94 websites
Italy62 websites
India61 websites
Cyprus54 websites

Website Distribution by TLD

Number of websites using CVE-2026-13171
.com765 websites
.org476 websites
.ch146 websites
.de82 websites
.nl69 websites
.ca56 websites
.it47 websites
.co.uk40 websites
.com.br38 websites
.net37 websites

Vulnerable Versions

Vulnerable versions are highlighted in red

Websites affected by CVE-2026-13171

Top websites that are affected by CVE-2026-13171. Please click on the "Contact us" link to get more information.
DomainCountryRankContacts
*******.com Thailand***,***
**********.org United States***,***
****.pe Peru***,***
***********.org Germany***,***
******.org United States***,***
******.com Indonesia***,***
**********************.org United States***,***
******.**.id Indonesia***,***
****.de United States***,***
****.es United States***,***
See full domain list

FAQ

CVE-2026-13171 is Improper Access Control in Wp Event Solution
A total of 2,411 websites have been identified as vulnerable to CVE-2026-13171, based on global website indexing conducted by WebTechSurvey.
The Wp Event Solution is affected by the CVE-2026-13171 vulnerability.
Wp Event Solution versions up to 4.1.20 are vulnerable to CVE-2026-13171.
CVE-2026-13171 is resolved in version 4.1.20 of Wp Event Solution.