CVE-2026-50136

Budibase is an open-source low-code platform. Prior to 3.39.3, the application server exposes an unauthenticated endpoint that generates S3 PutObject presigned URLs using credentials stored in a workspace datasource. The route is protected only by the recaptcha middleware and does not require...

Budibase: Unauthenticated S3 signed upload URL generation allows arbitrary writes with stored datasource credentials

The application server exposes an unauthenticated endpoint that generates S3 PutObject presigned URLs using credentials stored in a workspace datasource. The route is protected only by the recaptcha middleware and does not require authentication, table permission, datasource permission, or builde...

django-s3file is vulnerable to relative path traversal

Impact S3FileMiddleware is vulnerable to relative path traversal attacks, where an attacker can use a modified request to escape pre-signed upload locations and have the Django application load files from random locations into request.FILES Depending on how files are handled, this may lead to...

CVE-2026-23835 LobeHub Vulnerable to Improper Authorization in Presigned Upload

LobeHub is an open source human-and-AI-agent network. Prior to version 1.143.3, the file upload feature in Knowledge Base File Upload does not validate the integrity of the upload request, allowing users to intercept and modify the request parameters. As a result, it is possible to create arbitra...