CVE-2026-86124 Details
Description
AutoAgent contains an unauthenticated remote code execution vulnerability in the TCP server that binds to all interfaces and executes attacker-supplied commands as root. Attackers can connect to the exposed communication port and execute arbitrary bash commands within the container, gaining access to bind-mounted host workspace directories.
A remote code execution vulnerability has been identified in AutoAgent versions through 16c12b052ef2330a198063c62a07a7f9723031e3. The vulnerability resides in a TCP server that operates without authentication, executing commands provided by attackers as root. This server binds to all network interfaces and is accessible from the host's network. The issue arises because the Docker container running AutoAgent mounts the host's workspace directory, allowing executed commands to read from and write to the host's files.
To address this vulnerability, it is recommended to bind the container's communication port to '127.0.0.1' instead of '0.0.0.0', require authentication for command execution, avoid running the container as root, and refrain from using 'shell=True' when executing commands. These measures should also be applied to the FastAPI server that AutoAgent can expose.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Sep 5, 2026CISA-ADP
Assessed Sep 18, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/HKUDS/AutoAgent | [email protected] | Vendor |
| https://github.com/HKUDS/AutoAgent/blob/16c12b052ef2330a198063c62a07a7f9723031e3/autoagent/environment/docker_env.py | [email protected] | Source CodeVendor |
| https://github.com/HKUDS/AutoAgent/blob/16c12b052ef2330a198063c62a07a7f9723031e3/autoagent/environment/tcp_server.py | [email protected] | Source CodeVendor |
| https://github.com/HKUDS/AutoAgent/issues/96 | [email protected] | ExploitIssue TrackingTechnical DescriptionVendor |
| https://www.vulncheck.com/advisories/autoagent-unauthenticated-remote-code-execution-via-the-sandbox-tcp-command-server | [email protected] | AdvisoryBundleRemedy |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-306 | Missing Authentication for Critical Function | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| HKUDS AutoAgent | <= 16c12b052ef2330a198063c62a07a7f9723031e3 |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 18, 2026 | CVE Modified | CISA-ADP |
| Sep 5, 2026 | New CVE Received | [email protected] |
Volerion