During October 2025, this developer contributed to the projectdiscovery/nuclei-templates repository by delivering a YAML-based Proof of Concept targeting the Yonyou NC arbitrary file read vulnerability. Leveraging skills in exploit development and vulnerability research, they crafted a template that included explicit HTTP request details and precise matching conditions, enabling automated and reliable detection within enterprise ERP environments. Their work focused on expanding security testing coverage and improving remediation readiness for critical vulnerabilities. The developer maintained clear, traceable commit messages to support collaboration and auditing. This contribution demonstrated depth in penetration testing and effective use of YAML for security automation.