CVE-2026-32291

MEDIUM 6.8

GL-iNet Comet (GL-RM1) KVM unauthenticated root access via UART serial console

CVSS Score

6.8

EPSS Score

0.0%

EPSS Percentile

10th

The GL-iNet Comet (GL-RM1) KVM before 1.8.2 does not require authentication on the UART serial console. This attack requires physically opening the device and connecting to the UART pins.

CWE	CWE-306
Vendor	gl-inet
Product	comet kvm
Published	Mar 17, 2026
Last Updated	Mar 23, 2026

Stay Ahead of the Next One

Get instant alerts for gl-inet comet kvm

Be the first to know when new medium vulnerabilities affecting gl-inet comet kvm are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

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

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

GL-iNet / Comet KVM

0 < 1.8.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗

eclypsium.com: https://eclypsium.com/blog/your-kvm-is-the-weak-link-how-30-dollar-devices-can-own-your-entire-network/ cve.org: https://www.cve.org/CVERecord?id=CVE-2026-32291 raw.githubusercontent.com: https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-26-076-01.json dl.gl-inet.com: https://dl.gl-inet.com/release/kvm/release/RM1/1.8.2

Credits

Reynaldo Vasquez Garcia, Eclypsium