CVE-2026-55446 Langflow: Unauthenticated DoS through multipart form boundary file upload

Langflow is a tool for building and deploying AI-powered agents and workflows. Prior to 1.0.19, an attacker can send a /api/v1/files/upload/ request without any authentication token/cookies and abuse a very long multipart form boundary to make the langflow app unusable for all users for an...

Siemens SIMATIC S7-1500 Improper Input Validation (CVE-2023-27371)

GNU libmicrohttpd before 0.9.76 allows remote DoS Denial of Service due to improper parsing of a multipart/form-data boundary in the postprocessor.c MHDcreatepostprocessor method. This allows an attacker to remotely send a malicious HTTP POST packet that includes one or more '\0' bytes in a...