A critical security vulnerability (CVE-2026-66066) in Ruby on Rails (aka Rails), one of the most widely used frameworks for building websites and web apps, may allow attackers to read sensitive files off a server and, in some cases, take full control of it. Nicknamed “KindaRails2Shell” by the researchers who found it, the flaw lets an attacker sneak a booby-trapped file past a website’s image-upload feature and use it to pry open the server’s secrets. About … More →
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