Kai Aizen
Kai Aizen is a security researcher credited with 16 disclosed vulnerabilities in the WordSec WordPress vulnerability database, ranked #311 of 3,515 contributors. Their disclosures were published between 2025 and 2026. The most productive year was 2026, with 12 findings.
Their research concentrates on Missing Authorization, which accounts for 4 of their findings (25%). Other recurring categories include Cross-Site Request Forgery (CSRF), Cross-Site Scripting. The average CVSS score across these disclosures is 6.0, peaking at 9.8. Severity breakdown: 1 critical and 3 high.
The most affected software includes Riaxe Product Customizer (4), Advanced Contact form 7 DB (2), 3D FlipBook (1), across 12 distinct plugins, themes and core versions in total.
10 of the 16 disclosed issues have a vendor fix, while 6 remain unpatched. The most severe finding, "Riaxe Product Customizer <= 2.1.2 - Missing Authorization to Unauthenticated Arbitrary Options Update to Privilege Escalation via 'install-imprint' AJAX Action", scores 9.8 out of 10.
#311
of 3,515 researchers
16
12
6.0
Average score of vulnerabilities
Researcher Submissions
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