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.
Published: 2026-09-05
Score: 9.3 Critical
EPSS: < 1% Very Low
KEV: No
Impact: Remote Code Execution
Action: Immediate Patch
AI Analysis

Impact

AutoAgent exposes a TCP command server that listens on all network interfaces. The server accepts Bash commands without requiring authentication, executing them as the root user inside the container. This flaw allows an unauthenticated attacker who can reach the exposed port to run arbitrary commands, exfiltrate data, modify system state, or compromise host resources via bind‑mounted volumes. The weakness results from a missing authentication check (CWE‑306) and therefore enables full control of the container environment.

Affected Systems

The vulnerability affects the HKUDS AutoAgent product. No specific version range is listed in the CNA data, so all current releases that include the unpatched TCP server are potentially exposed. The issue arises when the application is run with the default configuration, which binds the TCP server to 0.0.0.0 and permits direct command execution. If the container mounts host directories, the attacker can read or alter host files.

Risk and Exploitability

The CVSS score of 9.3 indicates a critical severity. Although EPSS data are not available, the lack of authentication combined with root execution suggests a high likelihood of exploitation by attackers who can reach the service. The vulnerability is not listed in CISA KEV, but the exposure remains significant. Attackers can compromise both the isolated container and any host resources accessed through mounted volumes, effectively gaining privileged access to the underlying host. Mitigation requires either disabling the server or securing it with proper authentication or network restrictions.

Generated by OpenCVE AI on September 5, 2026 at 11:20 UTC.

Remediation

No vendor fix or workaround currently provided.

OpenCVE Recommended Actions

  • Deploy the latest AutoAgent release that fixes the unauthenticated command execution flaw; if a patch is unavailable, consider replacing the application with a hardened alternative.
  • Restrict network exposure of the TCP command server by configuring firewalls or container networking to allow access only from trusted hosts, or bind the server to localhost.
  • Remove or limit bind mounts between the container and the host to prevent the attacker from accessing host files; alternatively, mount host directories with read‑only permissions.
  • As a temporary measure, restart the application after modifying environment variables or scripts to disable the TCP command server, if possible, to block remote command execution until a patch is applied.

Generated by OpenCVE AI on September 5, 2026 at 11:20 UTC.

Tracking

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Advisories

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History

Fri, 18 Sep 2026 21:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 07 Sep 2026 08:45:00 +0000

Type Values Removed Values Added
First Time appeared Hkuds
Hkuds autoagent
Vendors & Products Hkuds
Hkuds autoagent

Sat, 05 Sep 2026 10:15:00 +0000

Type Values Removed Values Added
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.
Title AutoAgent Unauthenticated Remote Code Execution via the Sandbox TCP Command Server
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-24T14:21:11.296Z

Reserved: 2026-09-05T01:59:23.830Z

Link: CVE-2026-86124

cve-icon Vulnrichment

Updated: 2026-09-18T17:18:19.668Z

cve-icon NVD

Status : Deferred

Published: 2026-09-05T10:16:43.900

Modified: 2026-09-24T21:08:55.030

Link: CVE-2026-86124

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-07T08:25:15Z

Weaknesses
  • CWE-306

    Missing Authentication for Critical Function