What is GHSA-x4x6-gfv8-643f?

GHSA-x4x6-gfv8-643f is a security advisory published by GitHub Security Advisories with High severity. PLANET GS-4210-16P2S firmware before 3.441b260626 contains an authenticated OS command injection...

Which CVE IDs does GHSA-x4x6-gfv8-643f cover?

GHSA-x4x6-gfv8-643f covers the following CVE IDs: CVE-2026-75123. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-x4x6-gfv8-643f?

GHSA-x4x6-gfv8-643f has a CVSS v3 base score of 7.2, published by GitHub Security Advisories.

GHSA-x4x6-gfv8-643fHighCVSS 7.2

PLANET GS-4210-16P2S firmware before 3.441b260626 contains an authenticated OS command injection...

Vendor

GitHub Security Advisories

Published

August 28, 2026

Last Modified

August 28, 2026

🔗 CVE IDs covered (1)

CVE-2026-75123 →

📋 Description

PLANET GS-4210-16P2S 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.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-75123
https://www.planet.com.tw/en/support/security-advisory/10
https://www.vulncheck.com/advisories/planet-gs-4210-16p2s-command-injection-via-dispatcher-cgi-web-smtp-test-post
https://github.com/advisories/GHSA-x4x6-gfv8-643f