CVE-2026-86124

critical

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.

References

https://www.vulncheck.com/advisories/autoagent-unauthenticated-remote-code-execution-via-the-sandbox-tcp-command-server

https://github.com/HKUDS/AutoAgent/issues/96

https://github.com/HKUDS/AutoAgent/blob/16c12b052ef2330a198063c62a07a7f9723031e3/autoagent/environment/tcp_server.py

https://github.com/HKUDS/AutoAgent/blob/16c12b052ef2330a198063c62a07a7f9723031e3/autoagent/environment/docker_env.py

https://github.com/HKUDS/AutoAgent

Details

Source: Mitre, NVD

Published: 2026-09-05

Updated: 2026-09-05

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

CVSS v4

Base 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

Severity: Critical