CVE-2026-52001

Description

An issue in geelen mcp-remote 0.1.18 through 0.1.38 allows a remote attacker to obtain sensitive information via the SSE transport eventSourceInit fetch wrapper " src/lib/utils.ts

References

• https://github.com/geelen/mcp-remote
• https://github.com/geelen/mcp-remote/security/advisories
• https://github.com/playb0t/mcp-remote-oauth-security#readme
• https://github.com/playb0t/mcp-remote-oauth-security/blob/v1.0.1/advisories/F-11-sse-token-origin-scope.md