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CVE-2026-29087

HIGH CVSS 3.1: 7.5
Updated Mar 06, 2026
Parameter Value
CVSS 7.5 (HIGH)
Fixed In 1.19.10
Type CWE-863 (Incorrect Authorization (Неправильная авторизация))
Public PoC No

@hono/node-server allows running the Hono application on Node.js. Prior to version 1.19.10, when using @hono/node-server's static file serving together with route-based middleware protections (e.g. protecting /admin/*), inconsistent URL decoding can allow protected static resources to be accessed without authorization. In particular, paths containing encoded slashes (%2F) may be evaluated differently by routing/middleware matching versus static file path resolution, enabling a bypass where middleware does not run but the static file is still served.

This issue has been patched in version 1.19.10.

Attack Parameters

Attack Vector
Network
Атака возможна удалённо
Attack Complexity
Low
Легко эксплуатировать
Privileges Required
None
Права не нужны
User Interaction
None
Не нужно действие пользователя

Impact Assessment

Confidentiality
High
Полная утечка данных
Integrity
None
Нет модификации данных
Availability
None
Нет нарушения работы

CVSS Vector v3.1