Worked on security-focused maintenance for the vercel/turborepo repository, addressing a critical dependency vulnerability in JavaScript projects. The primary contribution involved upgrading the js-yaml package from version 4.1.0 to 4.1.1 to mitigate CVE-2025-64718, reducing risk for downstream users. This update was validated through continuous integration to ensure no regressions and was documented with explicit release notes for future audits. The work emphasized dependency management and security best practices, involving cross-team collaboration for traceability and rapid remediation. No new features were introduced during this period, with efforts concentrated on maintaining robust security and clear documentation for ongoing project stability.