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CVE PROGRAM SOURCE RECORD8.6 High

CVE-2026-103758

Obot 0.21.1 through 0.24.1 Authorization Bypass via /mcp-connect-composite/ Route

Description

Obot 0.21.1 through 0.24.1 contains an authorization bypass vulnerability that allows authenticated users to reach MCP servers because the checkUI deny list omits the /mcp-connect-composite/ route. Basic-role users with a composite MCP ID can proxy requests through mcpGateway.Proxy to invoke tools on MCP servers restricted by Access Control Rules.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

obot-platform obot

Default version status: unaffected

  • 0.21.1 to ≤ 0.24.1affected
pkg:golang/github.com/obot-platform/obot

References