CSRF in Fastify

CVE-2022-41919

Fastify is a web framework with minimal overhead and plugin architecture. The attacker can use the incorrect `Content-Type` to bypass the `Pre-Flight` checking of `fetch`. `fetch()` requests with Content-Type’s essence as "application/x-ww…

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.004 (28.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

  • Fastify — versions >= 4.0.0, < 4.10.2, >= 3.0.0, < 3.29.4

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-41919?
CVE-2022-41919 is a medium-severity vulnerability in Fastify, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.2/10. Published 2022-11-22.
How severe is CVE-2022-41919?
Medium severity. CVSS v3 base score is 4.2 out of 10.