CVE-2026-19746

LOW CVSS 4.0: 2.1 EPSS 0.34%
Updated Aug 14, 2026
Calix
Parameter Value
CVSS 2.1 (LOW)
Type CWE-404 (Improper Resource Shutdown or Release)
Vendor Calix
Public PoC No

A vulnerability has been found in Calix GigaSpire 26.1.0. The affected element is an unknown function of the file traceroute.cmd. The manipulation leads to denial of service.

The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
Low
Partial disruption

CVSS Vector v4.0