CVE-2026-112712
@fastify/middie @fastify/middie
- @fastify/middie @fastify/middie
- Critical
- CVSS 9.1
- EPSS 0.31%
- Fixed version listed
What to do
Fixed version listed
Affected products
| Product | Affected | Fixed in |
|---|---|---|
| @fastify/middie @fastify/middie | from 9.0.0, before 9.3.6 | 9.3.6 |
Scores and signals
- Exploitation
- No known exploitation
- Severity
- Critical, CVSS 9.1 (v3.1, scored by openjs)
- EPSS
- 0.31% chance of exploitation in the next 30 days (EPSS from FIRST, as of Oct 23, 2026)
- Weakness
- CWE-436: Interpretation Conflict
- Vendor
- @fastify/middie, @fastify/middie
Timeline
- First listed as critical by cve.now. Affected and fixed versions come from the CVE record, once one is published.