Jacek Sowiński (dzaku)
Jacek Sowiński (dzaku) is a security researcher credited with 9 disclosed vulnerabilities in the WordSec WordPress vulnerability database, ranked #526 of 3,823 contributors. Their disclosures were published between 2014 and 2026. The most productive year was 2026, with 8 findings.
Their research concentrates on Cross-Site Scripting, which accounts for 8 of their findings (89%). Other recurring categories include Injection. The average CVSS score across these disclosures is 6.2, peaking at 7.2. Severity breakdown: 0 critical and 1 high.
The most affected software includes SureDash (2), BulletProof Security (1), Events Made Easy (1), across 8 distinct plugins, themes and core versions in total.
All 9 disclosed issues have since received a vendor fix.
#526
of 3,823 researchers
9
8
6.2
Average score of vulnerabilities
Researcher Submissions
Vulnerability data © Defiant, Inc., provided under the Wordfence Intelligence T&C