nextcloud-mcp-server: Unauthenticated `POST /webhooks/nextcloud` allows arbitrary vector data deletion when `WEBHOOK_SECRET` is unset ( default )

Summary The POST /webhooks/nextcloud endpoint has no authentication by default: WEBHOOKSECRET defaults to None and is never required by startup validation. When unset, the receiver accepts any unauthenticated POST. The userid is taken directly from the attacker-supplied payload and passed to...

CVE-2026-55640 Nextcloud MCP Server: Unauthenticated `POST /webhooks/nextcloud` allows arbitrary vector data deletion when `WEBHOOK_SECRET` is unset ( default )

Nextcloud MCP Server is a production-ready MCP server that connects AI assistants to a Nextcloud instance. Prior to 0.117.2, the POST /webhooks/nextcloud endpoint in nextcloudmcpserver/vector/webhookreceiver.py has no authentication by default because WEBHOOKSECRET defaults to None and startup...

MAL-2025-1511 Malicious code in spacelift-webhook-receiver (npm)

--- -= Per source details. Do not edit below this line.=- Source: ossf-package-analysis 6bb9dc87c1669be92bee0be50a372fb87d1d92064bc4db257131d4323c2783e9 The OpenSSF Package Analysis project identified 'spacelift-webhook-receiver' @ 1.1.0 npm as malicious. It is considered malicious because: - The...

Malicious code in spacelift-webhook-receiver (npm)

--- -= Per source details. Do not edit below this line.=- Source: ossf-package-analysis 6bb9dc87c1669be92bee0be50a372fb87d1d92064bc4db257131d4323c2783e9 The OpenSSF Package Analysis project identified 'spacelift-webhook-receiver' @ 1.1.0 npm as malicious. It is considered malicious because: - The...