CVE-2026-109332 | BDVDB-2026-386378 Detail

Description#

Network-AI (npm network-ai) before 5.15.2 contains an origin validation error in McpSseServer._handleRequest in lib/mcp-transport-sse.ts that reflects localhost Origins into Access-Control-Allow-Origin regardless of bind interface. When the server binds a non-loopback address, an attacker page with a localhost Origin visited by a victim can read unauthenticated endpoints like /health cross-origin.

Impact#

Weaknesses#

References#

Exploit#

History#

1. Version 12026-10-12Record published in the CVE List.
2. Version 22026-10-15Most recent update recorded in the CVE List.