npm/hono CVE-2026-59896: medium 6.5, EPSS 0.30%
hono/jsx does not isolate context per request, leading to cross-request data disclosure
Action: Upgrade hono to 4.12.27 or later.
npm i hono@4.12.27Affected
| introduced | fixed | last affected |
|---|---|---|
| 4.11.8 | 4.12.27 | - |
Fixed versions
| 4.12.27 |
Sources
- osv: GHSA-hvrm-45r6-mjfj
- https://github.com/honojs/hono/security/advisories/GHSA-hvrm-45r6-mjfj
- https://nvd.nist.gov/vuln/detail/CVE-2026-59896
- https://github.com/honojs/hono/commit/fab3b13639339cbd5ba1166a5b23d9ac30c5f64f
- https://github.com/honojs/hono
- https://github.com/honojs/hono/releases/tag/v4.12.27
CVE-2026-59896 · published · modified · JSON