TANG Cheuk Hei (siunam)
TANG Cheuk Hei (siunam) is a security researcher credited with 27 disclosed vulnerabilities in the WordSec WordPress vulnerability database, ranked #198 of 3,515 contributors. Their disclosures were published between 2024 and 2026. The most productive year was 2024, with 22 findings.
Their research concentrates on Unrestricted Upload Of File With Dangerous Type, which accounts for 11 of their findings (41%). Other recurring categories include Path Traversal, Code Injection. The average CVSS score across these disclosures is 7.4, peaking at 9.8. Severity breakdown: 2 critical and 18 high.
The most affected software includes Bit Form (6), Advanced File Manager (4), File Manager (4), across 10 distinct plugins, themes and core versions in total.
All 27 disclosed issues have since received a vendor fix. The most severe finding, "Temporary Login <= 1.0.0 - Authentication Bypass to Account Takeover", scores 9.8 out of 10.
#198
of 3,515 researchers
27
11
7.4
Average score of vulnerabilities
Researcher Submissions
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