CVE-2026-16632

CVE-2026-16632 affects boazsegev facil.io up to 0.7.4, specifically the WebSocket Frame Parser component. The vulnerability is in websocket_on_protocol_error (library file lib/facil/http/parsers/websocket_parser.h) where manipulation of the on_message argument leads to improper input validation. ...

CVE-2026-41146 facil.io and downstream iodine ruby gem vulnerable to uncontrolled resource consumption and loop with unreachable exit condition

facil.io is a C micro-framework for web applications. Prior to commit 5128747363055201d3ecf0e29bf0a961703c9fa0, fiojsonparse can enter an infinite loop when it encounters a nested JSON value starting with i or I. The process spins in user space and pegs one CPU core at 100% instead of returning a...

EUVD-2026-24583

facil.io is a C micro-framework for web applications. Prior to commit 5128747363055201d3ecf0e29bf0a961703c9fa0, fiojsonparse can enter an infinite loop when it encounters a nested JSON value starting with i or I. The process spins in user space and pegs one CPU core at 100% instead of returning a...

PT-2026-34238

facil.io is a C micro-framework for web applications. Prior to commit 5128747363055201d3ecf0e29bf0a961703c9fa0, fio json parse can enter an infinite loop when it encounters a nested JSON value starting with i or I. The process spins in user space and pegs one CPU core at 100% instead of returning...

facil.io 资源管理错误漏洞

facil.io is a C-language high-performance web application microframework developed by Bo’s individual developer. Facil.io has a resource management vulnerability; this vulnerability arises when fiojsonparse enters an infinite loop upon encountering nested JSON values that start with “i” or “I”,...