Naoya Takahashi (nakko)
Naoya Takahashi (nakko) is a security researcher credited with 21 disclosed vulnerabilities in the WordSec WordPress vulnerability database, ranked #242 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 Cross-Site Scripting, which accounts for 10 of their findings (48%). Other recurring categories include SQL Injection, PHP Remote File Inclusion. The average CVSS score across these disclosures is 7.0, peaking at 8.8. Severity breakdown: 0 critical and 15 high.
The most affected software includes Geo Mashup (3), WPLP Cookie Consent (2), Asgaros Forum (1), across 18 distinct plugins, themes and core versions in total.
20 of the 21 disclosed issues have a vendor fix, while 1 remain unpatched. The most severe finding, "WPCOM Member <= 1.7.14 - Authenticated (Contributor+) Local File Inclusion via Shortcode", scores 8.8 out of 10.
#242
of 3,515 researchers
21
18
7.0
Average score of vulnerabilities
Researcher Submissions
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