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Liran Tal
Liran Tal

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[Discuss] Node.js security: lessons from the Node.js Security Working Group in triaging vulnerabilities

A security disclosure was reported for a Server-side JavaScript code injection vulnerability, resulting in the final conclusion that determined the report to be of no security impact to the Fastify Node.js web application framework, or to its JSON schema validation component fast-json-stringify

Why would a security report fail to be classified as such?

To answer that let’s have a swift look at the report’s findings and identify some of the challenges it posed for the incident response team on the security working group for Node.js.

The security report detailed a code injection attack that manifests by an attacker being able to manipulate a JSON file that is used as a schema for a request validation logic, and with a proof-of-concept that confirmed the security issue through spawning a reverse shell.

The whole story behind this security disclosure:

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