Vulnerability · CVE-2026-32291
The GL-iNet Comet (GL-RM1) KVM before 1.8.2 does not require authentication on the UART serial console.
Published Mar 17, 2026 · catalog updated Jun 17, 2026 · comet gl-rm1 firmware
Check if you run it
No confirmed exploitation is on record for CVE-2026-32291. EPSS is 0.36%. Act only if a listed version of comet gl-rm1 firmware is installed.
Gaps on this record
- No version range is stored. A customer cannot check an installed version against this record.
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- High7.0
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.36%
- Remediation
- Advisory link
- Affected products
- cpe gl-inet/comet gl-rm1 firmware
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.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- cpe gl-inet/comet gl-rm1 firmwareversion unspecified
How to fix CVE-2026-32291
Recommended remediation
A patch or advisory reference is linked. Open the original publisher for availability by product version.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2026-32291. EPSS is 0.36%. Act only if a listed version of comet gl-rm1 firmware is installed.
Which versions are affected?
Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
CWE-306: Missing Authentication for Critical Function. EPSS 0.36%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Mar 17, 2026 · NIST NVD
Detected
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.
Jun 17, 2026 · NIST NVD
Updated
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.
Sources
- CVE.orgVulnerability recordCVE-2026-32291
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2026-32291
30-day exploitation probability 0.4%
first.org - NIST NVDVulnerability recordCVE-2026-32291
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.
nvd.nist.gov
References
Freshness
Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.