PYSEC-2026-3521 PraisonAI ToolsMCPServer legacy SSE transport accepts attacker Host/Origin and exposes registered tools

PraisonAI ToolsMCPServer legacy SSE transport accepts attacker Host/Origin and exposes registered tools Summary praisonaiagents.mcp.ToolsMCPServer.runsse builds a Starlette MCP HTTP+SSE server around mcp.server.sse.SseServerTransport. The server exposes /sse and /messages/, but it does not valida...

PraisonAI ToolsMCPServer legacy SSE transport accepts attacker Host/Origin and exposes registered tools

PraisonAI ToolsMCPServer legacy SSE transport accepts attacker Host/Origin and exposes registered tools Summarypraisonaiagents.mcp.ToolsMCPServer.runsse builds a Starlette MCPHTTP+SSE server around mcp.server.sse.SseServerTransport. The server exposes/sse and /messages/, but it does not validate...

PT-2026-60472

HCL DFXAnalytics is affected by a Deprecated Protocol vulnerability due to the use of TLS 1.0 and TLS 1.1. These legacy protocols contain numerous cryptographic design flaws that expose data to interception and decryption. To remediate this risk, the application must disable all support for TLS 1...

GHSA-V3F4-W7R7-V3HM Uni-CLI: Legacy HTTP MCP transport accepted browser-originated localhost requests

Impact Uni-CLI versions before 0.225.2 exposed the legacy JSON-RPC-over-HTTP MCP transport on loopback without validating browser Origin headers before routing requests. A malicious web page could send a CORS simple POST request, such as text/plain, to the local /mcp endpoint and deliver a JSON-R...