CVE-2023-37899
7.5 · HIGHOverview
CVE-2023-37899 is a high-severity vulnerability affecting feathersjs feathers. It was published on July 19, 2023 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Feathersjs is a framework for creating web APIs and real-time applications with TypeScript or JavaScript. Feathers socket handler did not catch invalid string conversion errors like `const message = ${{ toString: '' }}` which would cause the NodeJS process to crash when sending an unexpected Socket.io message like `socket.emit('find', { toString: '' })`. A fix has been released in versions 5.0.8 and 4.5.18. Users are advised to upgrade. There is no known workaround for this vulnerability.
Remediation
Check the references section for vendor advisories and patches from feathersjs. Update feathers to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| feathersjs | feathers | >= 0, < 4.5.18 | Affected |
References
Frequently Asked Questions
What is CVE-2023-37899?
CVE-2023-37899 is a high-severity vulnerability affecting feathersjs feathers. It was published on July 19, 2023 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2023-37899?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2023-37899?
Check the references section for vendor advisories and patches from feathersjs. Update feathers to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2023-37899?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-37899 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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