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CVE-2026-59896

hono/jsx does not isolate context per request, leading to cross-request data disclosure PUBLISHED

Description (CNA)

Hono is a Web application framework that provides support for any JavaScript runtime. From 4.11.8 before 4.12.27, hono/jsx did not isolate context values per request during server-side rendering, allowing createContext, useContext, jsxRenderer, or useRequestContext data from a different in-flight request to be used after an await in an async component. This issue is fixed in version 4.12.27.

Affected (CNA)

Vendor / productVersions
honojs / honoaffected >= 4.11.8, < 4.12.27

CWE

CWE-362

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.