CVE-2026-32291 json
GL-iNet Comet (GL-RM1) KVM unauthenticated root access via UART serial console
published 7mo ago modified 4mo ago also EUVD-2026-12600
- cvss
- 6.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 29%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
Is CVE-2026-32291 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerVendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa vex VA-26-076-01 updated cvss 6.8
Multiple IP-KVM Vulnerabilities
-
GL-iNet Comet KVM <1.8.2affected: vendor fix dl.gl-inet.com
-
GL-iNet Comet KVM 1.8.2fixed: vendor fix dl.gl-inet.com
From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- total
- Assessed
- 7mo ago
Exploit prediction
0.35% chance of exploitation in the next 30 days, higher than 29% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 7.0 | CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| CNA | 3.1 | 6.8 | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| CNA | 4.0 | 7.0 | CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- GL-iNet Comet KVM
Classification
- Weakness
-
- CWE-306 Missing Authentication for Critical Functionality
References
-
dl.gl-inet.com
/release/kvm/release/RM1/1.8.2
patch, release-notes
-
eclypsium.com
/blog/your-kvm-is-the-weak-link-how-30-dollar-devices-can-own-your-entire-network/
third-party-advisory
-
cve.org
/CVERecord?id=CVE-2026-32291
third-party-advisory
-
raw.githubusercontent.com
/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-26-076-01.json
broken-link
Sources
- CVE List CVE-2026-32291
- NVD CVE-2026-32291
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.