Hono 4.12.4 before 4.13.11 Middleware Bypass via serveStatic Double Decoding
Hono from 4.12.4 before 4.13.11 contains a middleware bypass vulnerability in serveStatic that allows unauthenticated attackers to skip prefix middleware by exploiting double path decoding. Attackers can send malformed percent-encoded paths that the router matches in encoded form, reaching static files without authentication checks running.
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beschreibt (1)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2026-111757US | — | — | ||
Hono is a Web application framework that provides support for any JavaScript runtime. From 4.12.4 until 4.13.11, serveStatic can interpret a malformed percent-encoded path differen… | ||||
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Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/109xxx/CVE-2026-109955.jsonADVISORY
- https://github.com/honojs/hono/security/advisories/GHSA-5r4p-p66f-jhc7ADVISORY
- https://nvd.nist.gov/vuln/detail/CVE-2026-109955ADVISORY
- https://www.vulncheck.com/advisories/hono-4.12.4-before-4.13.11-middleware-bypass-via-servestatic-double-decodingADVISORY
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