{"id":"CVE-2026-59896","revision":"8d5ae03b38164d448a75495774261c50","records":[{"revision":"8d5ae03b38164d448a75495774261c50","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-59896","aliases":[],"title":"hono/jsx does not isolate context per request, leading to cross-request data disclosure","description":"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.","state":0,"publishedAt":"2026-07-08T16:08:07.975+00:00","modifiedAt":"2026-07-08T16:59:09.169+00:00","affected":[{"ecosystem":"Vendor product","name":"hono","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"honojs\",\n                    \"product\": \"hono\",\n                    \"versions\": [\n                        {\n                            \"version\": \">= 4.11.8, < 4.12.27\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N","score":6.5,"severity":"MEDIUM"}],"references":["https://github.com/honojs/hono/security/advisories/GHSA-hvrm-45r6-mjfj","https://github.com/honojs/hono/commit/fab3b13639339cbd5ba1166a5b23d9ac30c5f64f","https://github.com/honojs/hono/releases/tag/v4.12.27"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-59896","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-59896","identifiers":["CVE-2026-59896"]},"retained":false,"historicalAffected":[]}],"coverage":[]}