CVE-2026-66148 in GMS

Summary

by MITRE • 08/12/2026

An authenticated command injection vulnerability was identified in GMS Command-Line Interface (CLI) 9.5.1 (Build 9510.1044) and earlier versions which allows low-privileged local user to execute system commands with root privileges.

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• Responsible: Sonicwall
• Reservation: 07/24/2026
• Disclosure: 08/12/2026
• Moderation: accepted
• Entry: VDB-388609
• CPE: ready
• CWE: CWE-77 (confirmed)
• CVSS: 9.9 (VulDB)
• EPSS: 0.00000
• KEV: no
• Activities: very low
• Sector: Telecommunication, Education, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-66148
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-66148
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-66148/