Medium severity · published Mar 17, 2026
CVE-2026-32290
GL-iNet Comet (GL-RM1) KVM insufficient firmware verification
4.7
CVSS
0.2%
EPSS
No
On KEV
Description
The GL-iNet Comet (GL-RM1) KVM before version 1.8.2 does not sufficiently verify the authenticity of uploaded firmware files. An attacker-in-the-middle or a compromised update server could modify the firmware and the corresponding MD5 hash to pass verification.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
Attack vector
Local
Complexity
High
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CK
Comet KVM · GL-iNet
before 1.8.2 · source: vendor
CG
Comet Gl-rm1 Firmware · Gl-inet
before 1.8.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-32290
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-32290
Release Notes
https://dl.gl-inet.com/release/kvm/release/RM1/1.8.2
Third Party Advisory
https://eclypsium.com/blog/your-kvm-is-the-weak-link-how-30-dollar-devices-can-own-your-entire-network/
Broken Link
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-26-076-01.json
Third Party Advisory
https://www.cve.org/CVERecord?id=CVE-2026-32290
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