PYSEC-2026-3812 Chainlit has command injection via MCP stdio transport that allows unauthenticated remote code execution

Am I affected? Only if your deployment sets features.mcp.enabled = true in .chainlit/config.toml. MCP has been disabled by default since v2.7.0, so most Chainlit deployments are not affected. No authentication is required: /mcp is reachable by any client that can open a session. Summary When MCP ...

GHSA-XHCR-CQFR-M3HV atomic-agents-stack: HTTP MCP catalog accepts cleartext http and spawns catalog-supplied commands (MITM to RCE)

The HTTP MCP server-registry backend factory atomicagents/mcpregistry/http.py, makehttpmcpserverregistrybackendfromurl accepts both http and https schemes. Catalog entries carry command/args that are type-validated but content-unrestricted, and are later spawned as local stdio subprocesses by...

MAL-2026-13893 Malicious code in @years19/n8n-nodes-utils-helper-j (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 4f2e508e05396394d7bf5e459b0fd0e97016592cb83e28dbeac9a678a1a53571 package.json postinstall runs callback.js, and index.js declared main is byte-identical, so both npm install and any require of the package trigger t...

Malicious code in chain-chai-await (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 53dc585524bcc3e64a107006ba8c763591b071bb174c7acadd716b6e99ac1c34 The package presents itself as a pino-compatible logger exports pino, mirrors pino's lib/ layout with...

`qiskit_ibm_runtime.RuntimeDecoder` can execute arbitrary code

Summarydeserializing json data using qiskitibmruntime.RuntimeDecoder can be made to execute arbitrary code given a correctly formatted input string DetailsRuntimeDecoder is supposed to be able to deserialize JSON strings containing various special types encoded via RuntimeEncoder. However, one ca...