CVE-2026-57496

creationtimestamp| type| source ---|---|--- 2026-07-21 14:35:14+00:00| published-proof-of-concept| https://github.com/Labs64/NetLicensing-MCP/security/advisories/GHSA-hxpf-9xvq-wph8 2026-07-23 17:06:05+00:00| seen| https://bsky.app/profile/stackflag.bsky.social/post/3mrdd4qyqvr2a...

Authentication Bypass

netlicensing-mcp is vulnerable to Authentication Bypass. The vulnerability is due to the API key middleware failing to enforce authentication and falling back to the server operator's API key, which allows an unauthenticated attacker to invoke privileged MCP operations under the operator's identi...

Missing Authentication for Critical Function

Overview netlicensing-mcp is a MCP server for the Labs64 NetLicensing license management API Affected versions of this package are vulnerable to Missing Authentication for Critical Function in the ApiKeyMiddleware process. An attacker can gain unauthorized access to critical operations by sending...