CVE-2026-6837

Command Injection Controlled by Authenticated Administrator in Zyxel WAX650S Firmware

Published Aug 4, 2026 CVSS 3.1 · 7.2 High EPSS 1.5% KEV · Not listed
Description
A post-authentication command injection vulnerability in the "export-cgi" CGI program in Zyxel WAX650S firmware versions through 7.10(ABRM.4)C0 could allow an authenticated attacker with administrator privileges to execute OS commands on an affected device.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Command Injection Controlled by Authenticated Administrator in Zyxel WAX650S Firmware
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Zyxel
Zyxel wax650s Firmware
Vendors & Products Zyxel
Zyxel wax650s Firmware
Type Values Removed Values Added
Description A post-authentication command injection vulnerability in the "export-cgi" CGI program in Zyxel WAX650S firmware versions through 7.10(ABRM.4)C0 could allow an authenticated attacker with administrator privileges to execute OS commands on an affected device.
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Zyxel
Published
Updated
Aug 5, 2026, 3:56 AM
Reserved
Apr 22, 2026, 3:09 AM
Status
Awaiting Analysis
Published
Aug 4, 2026, 3:16 AM
Modified
Oct 23, 2026, 11:10 PM