CVE-2025-43979

HighCVSS 7.4/10Last modified Jun 17, 2026

Description

An issue was discovered on FIRSTNUM JC21A-04 devices through 2.01ME/FN that allows authenticated attackers to execute arbitrary OS system commands with root privileges via crafted payloads to the xml_action.cgi?method= endpoint.

Metrics

CVSS 3.1 7.4/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Weakness enumeration

CWE-78

Affected software

No affected versions have been published.

Timeline

Published: Aug 5, 2025
Last modified: Jun 17, 2026
NVD status: Deferred

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