Worked on the home-assistant/home-assistant.io repository to deliver a formal security advisory addressing CVE-2026-55844 in the iOS Companion App. Focused on security analysis and documentation, the work involved drafting a detailed Markdown advisory that described the vulnerability, outlined remediation steps, and assessed associated risks. The advisory was published and integrated with the existing catalog of past disclosures to ensure governance and traceability. No code changes were made, as the emphasis was on risk communication and repository hygiene. This approach strengthened user safety and transparency by providing clear, actionable information to users and stakeholders regarding the identified security issue.