20kilograma
20kilograma is a security researcher credited with 12 disclosed vulnerabilities in the WordSec WordPress vulnerability database, ranked #423 of 3,899 contributors. Their disclosures were published between 2025 and 2026. The most productive year was 2026, with 9 findings.
Their research concentrates on Missing Authorization, which accounts for 3 of their findings (25%). Other recurring categories include Cross-Site Scripting, Deserialization Of Untrusted Data. The average CVSS score across these disclosures is 6.8, peaking at 9.8. Severity breakdown: 2 critical and 5 high.
The most affected software includes Affiliates Manager (2), Masteriyo LMS (2), Simple:Press Forum (2), across 9 distinct plugins, themes and core versions in total.
All 12 disclosed issues have since received a vendor fix. The most severe finding, "Masteriyo LMS – LMS Course Builder, Quizzes & Certificates <= 2.3.2 - Unauthenticated Arbitrary File Upload", scores 9.8 out of 10.
#423
of 3,899 researchers
12
9
6.8
Average score of vulnerabilities
Researcher Submissions
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