CVE-2025-27155: Pinecone is an experimental overlay routing protocol suite which is the foundation of the current P2P Matrix demos. The

Pinecone is an experimental overlay routing protocol suite (a set of rules for how computers communicate across a peer-to-peer network) used in P2P Matrix demos. The Pinecone Simulator tool included in Pinecone up to commit ea4c337 has a stored cross-site scripting vulnerability (XSS, where attackers inject malicious code into a website that gets saved and runs when users view it), though the stored payloads are temporary and disappear when the simulator restarts.