CVE-2023-51701
CVSS 3.1 Score 7.5 of 10 (high)
Details
Published Jan 8, 2024
Updated: Jan 11, 2024
CWE ID 444
Summary
CVE-2023-51701 is a vulnerability affecting the Fastify plugin "fastify-reply-from". This plugin is used to forward HTTP requests to another server in Fastify applications. An issue arises when a reverse proxy server, constructed using `@fastify/reply-from`, receives an incorrectly formatted header. Specifically, if the header contains "ContentType: application/json ; charset=utf-8", the server may misinterpret the incoming body, potentially bypassing security checks. This issue has been addressed in version 9.6.0 of the plugin.
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Affected Vendors
- Fastify
Advisories, Assessments, and Mitigations
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