CVE-2021-23597 is a denial-of-service vulnerability affecting the fastify-multipart package prior to version 5.3.1, specifically a bypass of CVE-2020-8136. It allows an unauthenticated attacker to crash the application by providing a crafted "name=constructor" property in a multipart request. With a CVSS score of 7.5 (High), this vulnerability is easily exploitable over the network with low complexity, leading to a complete loss of application availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 5.3.1CPE matchmatch criteria | cpe:2.3:a:fastify:fastify-multipart:*:*:*:*:*:fastify:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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