Otto Support - Testing MCP Servers
bishopfox.com | blog | #ai-security | #pentesting | #agentic-ai | #vulnerability-research | #mcp | #nmap | #nuclei | #broken-access-control | #mcp-inspector
Summary
Closing the otto-support series, the team uses nmap, a Nuclei template, and MCP Inspector to expose an authorization gap that lets any unprivileged user delete other users' tickets.
- Published
- Collected
--- id: 3814 title: "Otto Support - Testing MCP Servers" source_domain: bishopfox.com source_url: "https://bishopfox.com/blog/otto-support-testing-mcp-servers" published_at: "2026-06-03 00:00" tags: ["ai-security", "pentesting", "agentic-ai", "vulnerability-research", "mcp", "nmap", "nuclei", "broken-access-control", "mcp-inspector"] phying_url: "https://phying.com/item/3814" lang: en --- # Otto Support - Testing MCP Servers ## Summary Closing the otto-support series, the team uses nmap, a Nuclei template, and MCP Inspector to expose an authorization gap that lets any unprivileged user delete other users' tickets. ## Intelligence Metadata - **Sources:** bishopfox.com - **Published:** 2026-06-03 00:00 - **Original:** https://bishopfox.com/blog/otto-support-testing-mcp-servers - **Phying News:** https://phying.com/item/3814