Vilaysone CHANTHAVONG (0xJ0cKkY)

Vilaysone CHANTHAVONG (0xJ0cKkY) is a security researcher credited with 5 disclosed vulnerabilities in the WordSec WordPress vulnerability database, ranked #735 of 3,515 contributors. The disclosure was published in 2026.

Their research concentrates on Cross-Site Scripting, which accounts for 2 of their findings (40%). Other recurring categories include Deserialization Of Untrusted Data, Missing Authorization. The average CVSS score across these disclosures is 7.4, peaking at 9.8. Severity breakdown: 1 critical and 2 high.

The most affected software includes Advance Block Extend (1), Frontis Blocks (1), Image Source Control Lite (1), across 5 distinct plugins, themes and core versions in total.

4 of the 5 disclosed issues have a vendor fix, while 1 remain unpatched. The most severe finding, "Quick Playground <= 1.3.1 - Missing Authorization to Unauthenticated Arbitrary File Upload", scores 9.8 out of 10.