Inefficient Algorithmic Complexity

Overview hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to Inefficient Algorithmic Complexity via the languageDetector middleware. An attacker can cause excessive CPU consumption and block unrelated requests by sending crafted language tags with ...

CVE-2026-71848 Hono: Algorithmic Complexity DoS in Language Middleware

Hono is a Web application framework that provides support for any JavaScript runtime. From 4.12.0 to 4.12.33, the languageDetector middleware is vulnerable to algorithmic complexity denial of service when processing a crafted language tag containing a large number of hyphen separated subtags. To...