npm/hono CVE-2026-39408: high 7.5, EPSS 0.51%
Hono: Path traversal in toSSG() allows writing files outside the output directory
Action: Upgrade hono to 4.12.12 or later.
npm i hono@4.12.12Affected
| introduced | fixed | last affected |
|---|---|---|
| 4.0.0 | 4.12.12 | - |
Fixed versions
| 4.12.12 |
Sources
- osv: GHSA-xf4j-xp2r-rqqx
- nvd: CVE-2026-39408
- https://github.com/honojs/hono/security/advisories/GHSA-xf4j-xp2r-rqqx
- https://github.com/honojs/hono/commit/b470278920fffcfd6d76002755d6db53db827679
- https://github.com/honojs/hono
- https://github.com/honojs/hono/releases/tag/v4.12.12
CVE-2026-39408 · published · modified · JSON