Vulnerability in Calix Gigaspire
CVE-2026-19746
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.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Calix Gigaspire — versions 26.1.0
Weakness classification (CWE)
References
- cna@vuldb.com (vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-19746?
- CVE-2026-19746 is a medium-severity vulnerability in Calix Gigaspire, classified under Improper Resource Shutdown or Release. CVSS score: 4.3/10. Published 2026-08-13.
- How severe is CVE-2026-19746?
- Medium severity. CVSS v3 base score is 4.3 out of 10.