CVE-2026-15016

Paid Memberships Pro – Content Restriction, User Registration, & Paid Subscriptions <= 3.8.1 - Authenticated (Subscriber+) Stored Cross-Site Scripting

The Paid Memberships Pro – Content Restriction, User Registration, & Paid Subscriptions plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Readonly User Field via [pmpro_member_profile_edit] Shortcode in all versions up to, and including, 3.8.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

We have discovered 12,385 live websites that are affected by CVE-2026-15016.

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Affected Software

Product  PMPro
Category Wordpress Plugins
Vulnerable Domains12,385 live websites (100% of PMPro install base)
Vulnerable Versions
  • from 0 through 3.8.1
Vulnerable Versions Count156 versions ( 100% of all versions)


Common Weakness Enumeration

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



Details

  • Published - Jul 28, 2026
  • Updated - Jul 28, 2026

Credits

  • h0xilo (finder)

Website Distribution by Country

Number of websites using CVE-2026-15016
United States6,085 websites


GB870 websites
Germany639 websites
France512 websites
Canada378 websites
Australia338 websites
Cyprus291 websites
Italy290 websites
Spain259 websites
South Africa194 websites

Website Distribution by TLD

Number of websites using CVE-2026-15016
.com6,101 websites
.org1,921 websites
.net337 websites
.co.uk315 websites
.it209 websites
.ca204 websites
.de203 websites
.com.au188 websites
.fr158 websites
.org.uk137 websites

Vulnerable Versions

Vulnerable versions are highlighted in red

Websites affected by CVE-2026-15016

Top websites that are affected by CVE-2026-15016. Please click on the "Contact us" link to get more information.
DomainCountryRankContacts
*******.com United States**,***
*************.com United States**,***
********.com United States**,***
*******.com United States**,***
******.com United States**,***
*********.***.uk GB**,***
******.org United States**,***
**********.com United States**,***
********.com United States**,***
**********.com United States**,***
See full domain list

FAQ

CVE-2026-15016 is Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in PMPro
A total of 12,385 websites have been identified as vulnerable to CVE-2026-15016, based on global website indexing conducted by WebTechSurvey.
The PMPro is affected by the CVE-2026-15016 vulnerability.
PMPro versions up to and including 3.8.1 are vulnerable to CVE-2026-15016.