CVE-2026-80276 Comelit Multi-User Gateway - Authentication Bypass

Comelit Multi-User Gateway for VIP System (model 1456B) firmware versions 2.9.1 and 2.10.0 contain an information disclosure vulnerability caused by an unauthenticated network-accessible management interface, letting remote attackers read sensitive configuration data including the Remote Configuration Password in cleartext, exploit requires no authentication.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.37% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
1 October 2026
Updated
15 October 2026
Weakness
CWE-306

Vendor fix

Update to the latest firmware version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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