CVE-2026-6414
unknown
CVSS v3
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CVSS v4 NEW
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VIR risk
—
Description
@fastify/static vulnerable to route guard bypass via encoded path separators
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| npm | @fastify/static | >=8.0.0,<9.1.1 | 9.1.1 |
References
- https://github.com/fastify/fastify-static/security/advisories/GHSA-x428-ghpx-8j92
- https://github.com/fastify/middie/security/advisories/GHSA-cxrg-g7r8-w69p
- https://github.com/honojs/hono/security/advisories/GHSA-q5qw-h33p-qvwr
- https://nvd.nist.gov/vuln/detail/CVE-2026-6414
- https://cna.openjsf.org/security-advisories.html
- https://github.com/fastify/fastify-static
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.