HIGHVulnerability

CVE-2026-75123

PLANET GS-4210-16P2S V3 firmware before 3.441b260626 contains an authenticated OS command injection vulnerability in /cgi-bin/dispatcher.cgi. The web_smtp_test_post handler incorporates a caller-supplied SMTP server value directly into a shell command without sanitization. A remote attacker with administrator web credentials can send a crafted SMTP server value to execute arbitrary operating-system commands on the device.

Properties

severity
HIGH
score
7.2
cve_id
CVE-2026-75123
vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
published_at
2026-08-28T20:19:52.837
last_modified
2026-09-01T21:18:45.520

Related Entities (2)

DESCRIBED_BY (1)

[Source]NVD

HAS_WEAKNESS (1)

[Weakness]Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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CVE-2026-75123 — Ninja Signal Threat Intelligence | Ninja Signal