Critical Rails Flaw Could Let Unauthenticated Attackers Read Server Files via Image Uploads
Critical Rails Flaw Could Let Unauthenticated Attackers Read Server Files via Image Uploads 2026-07-29 at 21:10 By Ruby on Rails has released fixes for a critical Active Storage vulnerability that could let unauthenticated attackers read arbitrary files from application servers through crafted image uploads. Tracked as CVE-2026-66066 (CVSS score: 9.5), the flaw can expose the […]