XML External Entity (XXE) Injection

Overview Affected versions of this package are vulnerable to XML External Entity XXE Injection over the bucket creation endpoint. In createServiceFactory, external entities referenced in the CreateBucketConfiguration XML document are resolved and retrieved. This allows attackers to perform...

CVE-2025-27136: Improper Restriction of XML External Entity Reference

LocalS3 is an Amazon S3 mock service for testing and local development. Prior to version 1.21, the LocalS3 service's bucket creation endpoint is vulnerable to XML External Entity XXE injection. When processing the CreateBucketConfiguration XML document during bucket creation, the service's XML...