Critical severity9.8NVD Advisory· Published Jun 7, 2023· Updated Apr 8, 2026

CVE-2021-4343

Description

The Unauthenticated Account Creation plugin for WordPress is vulnerable to Unauthenticated Account Creation in versions up to, and including, 1.6.6. This is due to the stm_listing_register AJAX action function being accessible and taking roles unprotected. This makes it possible for unauthenticated attackers to create accounts, even those with administrator privileges.

Affected products

Stylemixthemes/Ulisting
cpe:2.3:a:stylemixthemes:ulisting:*:*:*:*:*:wordpress:*:*
Range: <=1.6.6

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

plugins.trac.wordpress.org/changesetnvdPatch
blog.nintechnet.com/wordpress-ulisting-plugin-fixed-multiple-critical-vulnerabilities/nvdExploit
www.wordfence.com/threat-intel/vulnerabilities/id/1c6bf45b-b02d-43bb-b682-7f1ae994e1d3nvdThird Party Advisory

News mentions

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cvss	0.637
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000