P4Verified

CVE-2026-109955: hono 4.12.4 to before 4.13.11

CVE-2026-109955. CVSS 3.1 base score 5.3 (GitHub Advisory Database).

Affected technology

hono · 4.12.4 to before 4.13.11
honojs

Description’s affected range: before 4.13.11

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Unauthenticated attackers can skip prefix middleware by exploiting double path decoding. Vendor/CNA’s CVSS 4.0 assessment (base score 6.9/10) rates confidentiality impact as low; integrity and availability impact as none.

Published 13-Oct-2026 14:25 UTC

CWE: CWE-174
CCR priority: 21.2 /100 (P4)
CVSS 3.1: 5.3 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N · GitHub Advisory Database
KEV: no

Provenance

GitHub Advisory Database · Source record · observed 2026-10-13 16:07:08.474774+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-13 14:24:58.546597+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-109955.html