What is GHSA-68x8-vj3q-q9cg?

GHSA-68x8-vj3q-q9cg 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-68x8-vj3q-q9cg cover?

GHSA-68x8-vj3q-q9cg covers the following CVE IDs: CVE-2026-75121. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-68x8-vj3q-q9cg?

GHSA-68x8-vj3q-q9cg has a CVSS v3 base score of 7.2, published by GitHub Security Advisories.

GHSA-68x8-vj3q-q9cgHighCVSS 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-2026-75121 →

📋 Description

PLANET GS-4210-16P2S firmware before 3.441b260626 contains an authenticated OS command injection vulnerability in /cgi-bin/dispatcher.cgi. The web_vlan_membership_edit_dialog_post handler incorporates the memberTags POST parameter into a shell command without sanitization. A remote authenticated attacker can send a crafted memberTags value to execute arbitrary operating-system commands on the device.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-75121
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-vlan-membership-edit-dialog-post
https://github.com/advisories/GHSA-68x8-vj3q-q9cg