Nicolai Hellesnes (nico_)

Nicolai Hellesnes (nico_) is a security researcher credited with 8 disclosed vulnerabilities in the WordSec WordPress vulnerability database, ranked #545 of 3,515 contributors. The disclosure was published in 2025.

Their research concentrates on Cross-Site Scripting, which accounts for 7 of their findings (88%). Other recurring categories include Path Traversal. The average CVSS score across these disclosures is 6.1, peaking at 6.1.

The most affected software includes ArtiBot Free Chat Bot for WebSites (1), EUCookieLaw (1), FunnelCockpit (1), across 8 distinct plugins, themes and core versions in total.

7 of the 8 disclosed issues have a vendor fix, while 1 remain unpatched.

2025
Critical
High
Medium
Low
Global Rank

#545

of 3,515 researchers

Vulns

8

Critical0
High0
Medium8
Low0
Affected Assets

8

8plugins
Avg CVSS

6.1

Average score of vulnerabilities

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