CVE-2026-73995

WordPress User Registration plugin <= 5.2.6 - Broken Authentication vulnerability

Subscriber Broken Authentication in User Registration <= 5.2.6 versions.

We have discovered 6,869 live websites that are affected by CVE-2026-73995.

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Affected Software

Product  User Registration
Category Wordpress Plugins
Vulnerable Domains6,869 live websites (100% of User Registration install base)
Vulnerable Versions
  • from 0 through 5.2.6
Vulnerable Versions Count143 versions ( 100% of all versions)


Common Weakness Enumeration

CWE-290 Authentication Bypass by Spoofing



Details

  • Published - Aug 18, 2026
  • Updated - Aug 18, 2026

Credits

  • Dm_TomHe | Patchstack Bug Bounty Program (finder)

Website Distribution by Country

Number of websites using CVE-2026-73995
United States1,947 websites


Italy540 websites
Germany530 websites
GB349 websites
France308 websites
Spain266 websites
Brazil168 websites
Canada164 websites
India163 websites
Australia157 websites

Website Distribution by TLD

Number of websites using CVE-2026-73995
.com2,772 websites
.org501 websites
.it422 websites
.de209 websites
.co.uk163 websites
.com.br148 websites
.net144 websites
.com.au138 websites
.nl137 websites
.fr109 websites

Vulnerable Versions

Vulnerable versions are highlighted in red

Websites affected by CVE-2026-73995

Top websites that are affected by CVE-2026-73995. Please click on the "Contact us" link to get more information.
DomainCountryRankContacts
****************.com France**,***
*********.com United States**,***
******.***.my Malaysia**,***
************.com United States**,***
*************.com United States**,***
********.de Germany**,***
************.**.il Israel**,***
******.de Germany**,***
*************.com United States**,***
***.**.th Thailand**,***
See full domain list

FAQ

CVE-2026-73995 is Authentication Bypass by Spoofing in User Registration
A total of 6,869 websites have been identified as vulnerable to CVE-2026-73995, based on global website indexing conducted by WebTechSurvey.
The User Registration is affected by the CVE-2026-73995 vulnerability.
User Registration versions up to and including 5.2.6 are vulnerable to CVE-2026-73995.