CVE-2026-49188 Elevated Root Command Execution via ai_cmd Sockets

What is CVE-2026-49188?

CVE-2026-49188 is a high-severity command injection vulnerability in Acer Connect M6E 5G Portable WiFi Router, published on 4 Jun 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The ai_cmd utility executes with full root permissions. It pipes socket inputs directly to popen(), paving the way for unauthenticated users to execute arbitrary root commands.

Weakness: CWE-489

Which versions are affected by CVE-2026-49188?

It affects 1 product.

Products include Acer Connect M6e 5g Firmware.

How do I fix CVE-2026-49188?

No fix has been published for CVE-2026-49188 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2026-49188 being exploited?

There is no known exploitation of CVE-2026-49188 in the wild and no public exploit code.

Other vulnerabilities in Acer Connect M6E 5G Portable WiFi Router

• CVE-2026-49185 Instruction Injection via FieldX MDM Critical 10.0
• CVE-2026-49190 Missing Per-Instruction Authorization Checks Critical 9.4
• CVE-2026-49194 SCREEN_CLICK Authentication Bypass Critical 9.4
• CVE-2026-49191 Exposed Hard-coded M3WebServer Backend API Key Critical 9.3
• CVE-2026-50209 MDM Server Registration Overriding Critical 9.3

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-9hqp-cgj3-526j.