CVE-2024-53991 - Discourse Backup Disclosure: Rails send_file Quirk
Summary
Introduction Modern web applications rely on middleware and web server configurations to efficiently handle file delivery while maintaining security. In the Ruby ecosystem, the send_file method in Rack and Rails is a widely used mechanism that can offload file serving to web servers like Nginx and Apache, improving performance and scalability. However, when used in conjunction with Nginx’s internal directive, a feature designed to restrict access to sensitive resources, unexpected security flaw
- CVE
- CVE-2024-53991
- Published
- Collected
--- id: 9260 title: "CVE-2024-53991 - Discourse Backup Disclosure: Rails send_file Quirk" cve: CVE-2024-53991 source_domain: projectdiscovery.io source_url: "https://projectdiscovery.io/blog/discourse-backup-disclosure-rails-send_file-quirk" published_at: "2025-03-20T11:29:06Z" tags: ["bug-bounty"] phying_url: "https://phying.com/item/9260" lang: en --- # CVE-2024-53991 - Discourse Backup Disclosure: Rails send_file Quirk ## Summary Introduction Modern web applications rely on middleware and web server configurations to efficiently handle file delivery while maintaining security. In the Ruby ecosystem, the send_file method in Rack and Rails is a widely used mechanism that can offload file serving to web servers like Nginx and Apache, improving performance and scalability. However, when used in conjunction with Nginx’s internal directive, a feature designed to restrict access to sensitive resources, unexpected security flaw ## Intelligence Metadata - **Sources:** projectdiscovery.io - **CVE:** CVE-2024-53991 - **Published:** 2025-03-20T11:29:06Z - **Original:** https://projectdiscovery.io/blog/discourse-backup-disclosure-rails-send_file-quirk - **Phying News:** https://phying.com/item/9260