hono vulnerabilities

Browse known CVEs and advisories by package and ecosystem. Severity tells you the worst case. What determines real risk is whether the vulnerable code actually runs in your applications.

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CVE-IDSeverityPackage summary
CVE-2026-111757Mediumhono: Hono: `serveStatic` decodes the request path a second time, leading to bypass of middleware on static pathsCVE-2026-93981Mediumhono: hono/jsx renders plain strings unescaped in boundary components, leading to XSSCVE-2026-84365Mediumhono: Hono: Incomplete fix for CVE-2026-39408: `toSSG()` still writes files outside the output directoryCVE-2026-84364Mediumhono: Hono: Unbounded dot-notation nesting in `parseBody()` can cause memory exhaustionCVE-2026-84363Mediumhono: Hono: Query parser reads parameters after the URL fragment, causing cache-key and proxy interpretation differentialsCVE-2026-71850Mediumhono: Hono: `memo()` retains SSR output across requests, leading to cross-user data disclosureCVE-2026-71849Lowhono: Hono: Proxy Helper does not remove response headers listed in the `Connection` headerCVE-2026-71848Mediumhono: Hono: Algorithmic Complexity DoS in Language MiddlewareCVE-2026-69207Mediumhono: Hono: ReDoS in CORS middleware via Access-Control-Request-HeadersCVE-2026-59896Mediumhono: hono/jsx does not isolate context per request, leading to cross-request data disclosureCVE-2026-59895Mediumhono: Hono: Server-Side XSS via JSX Escaping Bypass in cx() UtilityCVE-2026-59897Mediumhono: Hono: API Gateway v1 adapter can drop a distinct repeated request header value during de-duplicationCVE-2026-54288Mediumhono: hono: Body Limit Middleware can be bypassed on AWS Lambda by understating `Content-Length`CVE-2026-54289Mediumhono: hono: Lambda@Edge adapter keeps only the last value of a repeated request header, dropping the restCVE-2026-54290Highhono: hono: CORS Middleware reflects any Origin with credentials when `origin` defaults to the wildcardCVE-2026-54286Mediumhono: hono: Path traversal in `serve-static` on Windows via encoded backslash (`%5C`)CVE-2026-54287Mediumhono: hono: AWS Lambda adapter merges multiple `Set-Cookie` headers into one value, dropping cookies on ALB single-header and LatticeCVE-2026-47676Mediumhono: Hono: app.mount() strips mount prefix using undecoded path, causing incorrect routing for percent-encoded pathsCVE-2026-47674Mediumhono: Hono: IP Restriction bypasses static deny rules for non-canonical IPv6 CVE-2026-47675Mediumhono: Hono: Cookie helper does not sanitize sameSite and priority, allowing Set-Cookie injectionCVE-2026-47673Mediumhono: Hono: JWT middleware accepts any Authorization scheme, not only BearerCVE-2026-44458Mediumhono: Hono has CSS Declaration Injection via Style Object Values in JSX SSRCVE-2026-44459Lowhono: Hono has improper validation of NumericDate claims (exp, nbf, iat) in JWT verify()CVE-2026-44457Mediumhono: Hono's Cache Middleware ignores Vary: Authorization / Vary: Cookie leading to cross-user cache leakageCVE-2026-44456Mediumhono: Hono: bodyLimit() can be bypassed for chunked / unknown-length requests

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