Nguyen Xuan Chien
Nguyen Xuan Chien is a security researcher credited with 555 disclosed vulnerabilities in the WordSec WordPress vulnerability database, ranked #12 of 3,908 contributors. Their disclosures were published between 2023 and 2026. The most productive year was 2025, with 437 findings.
Their research concentrates on Cross-Site Request Forgery, which accounts for 333 of their findings (60%). Other recurring categories include Improper Neutralization Of Input During Web Page Generation, Missing Authorization. The average CVSS score across these disclosures is 5.3, peaking at 9.8. Severity breakdown: 7 critical and 35 high.
The most affected software includes Printeers Print & Ship (3), Real Time Validation for Gravity Forms (3), Backwp (2), across 536 distinct plugins, themes and core versions in total.
225 of the 555 disclosed issues have a vendor fix, while 330 remain unpatched. The most severe finding, "GravityWP - Merge Tags <= 1.4.4 - Unauthenticated Local File Inclusion", scores 9.8 out of 10.
#12
of 3,908 researchers
555
536
5.3
Average score of vulnerabilities
Researcher Submissions
Showing the 250 most recent of 555 records. Every record has its own page and is listed in the sitemap.
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