CVE-2025-4318: Code Injection

Description

The AWS Amplify Studio UI component property expressions in the aws-amplify/amplify-codegen-ui package lack input validation. This could potentially allow an authenticated user who has access to create or modify components to run arbitrary JavaScript code during the component rendering and build process.

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Weakness Type (CWE)

CWE-95 CWE-95

References

Other References

https://aws.amazon.com/security/security-bulletins/AWS-2025-010/ https://github.com/aws-amplify/amplify-codegen-ui/releases/tag/v2.20.3 https://github.com/aws-amplify/amplify-codegen-ui/security/advisories/GHSA-hf3j-86p7-mfw8 https://blog.securelayer7.net/cve-2025-4318-aws-amplify-rce/ https://github.com/aws-amplify/amplify-codegen-ui/commit/ca98c38b7c3d69ae7c94d2f62b51e32e8165dae6 https://github.com/aws-amplify/amplify-codegen-ui/security/advisories/GHSA-hf3j-86p7-mfw8 https://blog.securelayer7.net/cve-2025-4318-aws-amplify-rce/

Frequently Asked Questions

What is CVE-2025-4318? +

The AWS Amplify Studio UI component property expressions in the aws-amplify/amplify-codegen-ui package lack input validation. This could potentially allow an authenticated user who has access to create or modify components to run arbitrary JavaScript code during the component rendering and build process.

How do I check if I'm vulnerable to CVE-2025-4318? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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