https://xss-prevention.com/tags/office-add-ins/ Recent content in Office-Add-Ins on XSS Prevention Hugo en-us Fri, 12 Jun 2026 00:00:00 +0000 https://xss-prevention.com/posts/xss-in-excel-web-add-ins/ Fri, 12 Jun 2026 00:00:00 +0000 https://xss-prevention.com/posts/xss-in-excel-web-add-ins/ A practical case study on fixing XSS in Excel web add-ins with before-and-after code, Office.js pitfalls, and defenses that hold up.